521779716

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 1427025600

約数和(自身を除く): 905245884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 59, 86, 87, 116, 118, 129, 172, 174, 177, 197, 236, 258, 261, 348, 354, 387, 394, 516, 522, 531, 591, 708, 774, 788, 1044, 1062, 1182, 1247, 1548, 1711, 1773, 2124, 2364, 2494, 2537, 3422, 3546, 3741, 4988, 5074, 5133, 5713, 6844, 7092, 7482, 7611, 8471, 10148, 10266, 11223, 11426, 11623, 14964, 15222, 15399, 16942, 17139, 20532, 22446, 22833, 22852, 23246, 25413, 30444, 30798, 33884, 34278, 34869, 44892, 45666, 46492, 50826, 51417, 61596, 68556, 69738, 73573, 76239, 91332, 101652, 102834, 104607, 139476, 147146, 152478, 205668, 209214, 220719, 245659, 294292, 304956, 337067, 418428, 441438, 491318, 499789, 662157, 674134, 736977, 882876, 982636, 999578, 1011201, 1324314, 1348268, 1473954, 1499367, 1999156, 2022402, 2210931, 2648628, 2947908, 2998734, 3033603, 4044804, 4421862, 4498101, 5997468, 6067206, 8843724, 8996202, 12134412, 14493881, 17992404, 28987762, 43481643, 57975524, 86963286, 130444929, 173926572, 260889858, 521779716]

約数ペア:

[(1, 521779716), (2, 260889858), (3, 173926572), (4, 130444929), (6, 86963286), (9, 57975524), (12, 43481643), (18, 28987762), (29, 17992404), (36, 14493881), (43, 12134412), (58, 8996202), (59, 8843724), (86, 6067206), (87, 5997468), (116, 4498101), (118, 4421862), (129, 4044804), (172, 3033603), (174, 2998734), (177, 2947908), (197, 2648628), (236, 2210931), (258, 2022402), (261, 1999156), (348, 1499367), (354, 1473954), (387, 1348268), (394, 1324314), (516, 1011201), (522, 999578), (531, 982636), (591, 882876), (708, 736977), (774, 674134), (788, 662157), (1044, 499789), (1062, 491318), (1182, 441438), (1247, 418428), (1548, 337067), (1711, 304956), (1773, 294292), (2124, 245659), (2364, 220719), (2494, 209214), (2537, 205668), (3422, 152478), (3546, 147146), (3741, 139476), (4988, 104607), (5074, 102834), (5133, 101652), (5713, 91332), (6844, 76239), (7092, 73573), (7482, 69738), (7611, 68556), (8471, 61596), (10148, 51417), (10266, 50826), (11223, 46492), (11426, 45666), (11623, 44892), (14964, 34869), (15222, 34278), (15399, 33884), (16942, 30798), (17139, 30444), (20532, 25413), (22446, 23246), (22833, 22852)]