128335974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 285465600

約数和(自身を除く): 157129626

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 79, 118, 158, 177, 237, 353, 354, 474, 706, 767, 1027, 1059, 1534, 2054, 2118, 2301, 3081, 4589, 4602, 4661, 6162, 9178, 9322, 13767, 13983, 20827, 27534, 27887, 27966, 41654, 55774, 60593, 62481, 83661, 121186, 124962, 167322, 181779, 270751, 362531, 363558, 541502, 725062, 812253, 1087593, 1624506, 1645333, 2175186, 3290666, 4935999, 9871998, 21389329, 42778658, 64167987, 128335974]

約数ペア:

[(1, 128335974), (2, 64167987), (3, 42778658), (6, 21389329), (13, 9871998), (26, 4935999), (39, 3290666), (59, 2175186), (78, 1645333), (79, 1624506), (118, 1087593), (158, 812253), (177, 725062), (237, 541502), (353, 363558), (354, 362531), (474, 270751), (706, 181779), (767, 167322), (1027, 124962), (1059, 121186), (1534, 83661), (2054, 62481), (2118, 60593), (2301, 55774), (3081, 41654), (4589, 27966), (4602, 27887), (4661, 27534), (6162, 20827), (9178, 13983), (9322, 13767)]