42644108

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 81471600

約数和(自身を除く): 38827492

約数列:

[1, 2, 4, 13, 26, 52, 169, 199, 317, 338, 398, 634, 676, 796, 1268, 2587, 4121, 5174, 8242, 10348, 16484, 33631, 53573, 63083, 67262, 107146, 126166, 134524, 214292, 252332, 820079, 1640158, 3280316, 10661027, 21322054, 42644108]

約数ペア:

[(1, 42644108), (2, 21322054), (4, 10661027), (13, 3280316), (26, 1640158), (52, 820079), (169, 252332), (199, 214292), (317, 134524), (338, 126166), (398, 107146), (634, 67262), (676, 63083), (796, 53573), (1268, 33631), (2587, 16484), (4121, 10348), (5174, 8242)]