81430452

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{12497}}^1$

素因数の和:12688

約数の個数: 36

約数和(自身を含む): 206991876

約数和(自身を除く): 125561424

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3258, 6516, 12497, 24994, 37491, 49988, 74982, 112473, 149964, 224946, 449892, 2261957, 4523914, 6785871, 9047828, 13571742, 20357613, 27143484, 40715226, 81430452]

約数ペア:

[(1, 81430452), (2, 40715226), (3, 27143484), (4, 20357613), (6, 13571742), (9, 9047828), (12, 6785871), (18, 4523914), (36, 2261957), (181, 449892), (362, 224946), (543, 149964), (724, 112473), (1086, 74982), (1629, 49988), (2172, 37491), (3258, 24994), (6516, 12497)]