281142906

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 686776320

約数和(自身を除く): 405633414

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 59, 62, 66, 93, 102, 118, 137, 177, 186, 187, 274, 341, 354, 374, 411, 527, 561, 649, 682, 822, 1003, 1023, 1054, 1122, 1298, 1507, 1581, 1829, 1947, 2006, 2046, 2329, 3009, 3014, 3162, 3658, 3894, 4247, 4521, 4658, 5487, 5797, 6018, 6987, 8083, 8494, 9042, 10974, 11033, 11594, 12741, 13974, 16166, 17391, 20119, 22066, 24249, 25482, 25619, 31093, 33099, 34782, 40238, 46717, 48498, 51238, 60357, 62186, 66198, 72199, 76857, 88913, 93279, 93434, 120714, 137411, 140151, 144398, 153714, 177826, 186558, 216597, 250573, 266739, 274822, 280302, 342023, 412233, 433194, 501146, 533478, 684046, 751719, 794189, 824466, 1026069, 1503438, 1511521, 1588378, 2052138, 2382567, 2756303, 3023042, 4259741, 4534563, 4765134, 5512606, 8268909, 8519482, 9069126, 12779223, 16537818, 25558446, 46857151, 93714302, 140571453, 281142906]

約数ペア:

[(1, 281142906), (2, 140571453), (3, 93714302), (6, 46857151), (11, 25558446), (17, 16537818), (22, 12779223), (31, 9069126), (33, 8519482), (34, 8268909), (51, 5512606), (59, 4765134), (62, 4534563), (66, 4259741), (93, 3023042), (102, 2756303), (118, 2382567), (137, 2052138), (177, 1588378), (186, 1511521), (187, 1503438), (274, 1026069), (341, 824466), (354, 794189), (374, 751719), (411, 684046), (527, 533478), (561, 501146), (649, 433194), (682, 412233), (822, 342023), (1003, 280302), (1023, 274822), (1054, 266739), (1122, 250573), (1298, 216597), (1507, 186558), (1581, 177826), (1829, 153714), (1947, 144398), (2006, 140151), (2046, 137411), (2329, 120714), (3009, 93434), (3014, 93279), (3162, 88913), (3658, 76857), (3894, 72199), (4247, 66198), (4521, 62186), (4658, 60357), (5487, 51238), (5797, 48498), (6018, 46717), (6987, 40238), (8083, 34782), (8494, 33099), (9042, 31093), (10974, 25619), (11033, 25482), (11594, 24249), (12741, 22066), (13974, 20119), (16166, 17391)]