257303046

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42841}}^1$

素因数の和:42877

約数の個数: 64

約数和(自身を含む): 690955776

約数和(自身を除く): 433652730

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 6006, 42841, 85682, 128523, 257046, 299887, 471251, 556933, 599774, 899661, 942502, 1113866, 1413753, 1670799, 1799322, 2827506, 3298757, 3341598, 3898531, 6126263, 6597514, 7797062, 9896271, 11695593, 12252526, 18378789, 19792542, 23391186, 36757578, 42883841, 85767682, 128651523, 257303046]

約数ペア:

[(1, 257303046), (2, 128651523), (3, 85767682), (6, 42883841), (7, 36757578), (11, 23391186), (13, 19792542), (14, 18378789), (21, 12252526), (22, 11695593), (26, 9896271), (33, 7797062), (39, 6597514), (42, 6126263), (66, 3898531), (77, 3341598), (78, 3298757), (91, 2827506), (143, 1799322), (154, 1670799), (182, 1413753), (231, 1113866), (273, 942502), (286, 899661), (429, 599774), (462, 556933), (546, 471251), (858, 299887), (1001, 257046), (2002, 128523), (3003, 85682), (6006, 42841)]