642469971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 1114848000

約数和(自身を除く): 472378029

約数列:

[1, 3, 11, 13, 19, 23, 33, 39, 57, 69, 143, 149, 209, 247, 253, 299, 429, 437, 447, 529, 627, 741, 759, 897, 1311, 1587, 1639, 1937, 2717, 2831, 3289, 3427, 4807, 4917, 5681, 5811, 5819, 6877, 8151, 8493, 9867, 10051, 10281, 14421, 17043, 17457, 20631, 21307, 30153, 31141, 36803, 37697, 44551, 62491, 63921, 65113, 75647, 78821, 93423, 110409, 110561, 113091, 130663, 133653, 187473, 195339, 226941, 236463, 331683, 391989, 404833, 490061, 716243, 846469, 867031, 1024673, 1214499, 1437293, 1470183, 1497599, 2148729, 2539407, 2601093, 3074019, 4311879, 4492797, 9311159, 11271403, 16473589, 19468787, 27933477, 33814209, 49420767, 58406361, 214156657, 642469971]

約数ペア:

[(1, 642469971), (3, 214156657), (11, 58406361), (13, 49420767), (19, 33814209), (23, 27933477), (33, 19468787), (39, 16473589), (57, 11271403), (69, 9311159), (143, 4492797), (149, 4311879), (209, 3074019), (247, 2601093), (253, 2539407), (299, 2148729), (429, 1497599), (437, 1470183), (447, 1437293), (529, 1214499), (627, 1024673), (741, 867031), (759, 846469), (897, 716243), (1311, 490061), (1587, 404833), (1639, 391989), (1937, 331683), (2717, 236463), (2831, 226941), (3289, 195339), (3427, 187473), (4807, 133653), (4917, 130663), (5681, 113091), (5811, 110561), (5819, 110409), (6877, 93423), (8151, 78821), (8493, 75647), (9867, 65113), (10051, 63921), (10281, 62491), (14421, 44551), (17043, 37697), (17457, 36803), (20631, 31141), (21307, 30153)]