168681656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{147449}}^1$

素因数の和:147479

約数の個数: 32

約数和(自身を含む): 371574000

約数和(自身を除く): 202892344

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 147449, 294898, 589796, 1179592, 1621939, 1916837, 3243878, 3833674, 6487756, 7667348, 12975512, 15334696, 21085207, 42170414, 84340828, 168681656]

約数ペア:

[(1, 168681656), (2, 84340828), (4, 42170414), (8, 21085207), (11, 15334696), (13, 12975512), (22, 7667348), (26, 6487756), (44, 3833674), (52, 3243878), (88, 1916837), (104, 1621939), (143, 1179592), (286, 589796), (572, 294898), (1144, 147449)]