67781116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3187}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 128093840

約数和(自身を除く): 60312724

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1636, 3187, 5317, 6374, 10634, 12748, 21268, 41431, 82862, 165724, 1303483, 2606966, 5213932, 16945279, 33890558, 67781116]

約数ペア:

[(1, 67781116), (2, 33890558), (4, 16945279), (13, 5213932), (26, 2606966), (52, 1303483), (409, 165724), (818, 82862), (1636, 41431), (3187, 21268), (5317, 12748), (6374, 10634)]