64128945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1413

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 43735119

約数列:

[1, 3, 5, 15, 23, 69, 115, 151, 345, 453, 755, 1231, 2265, 3473, 3693, 6155, 10419, 17365, 18465, 28313, 52095, 84939, 141565, 185881, 424695, 557643, 929405, 2788215, 4275263, 12825789, 21376315, 64128945]

約数ペア:

[(1, 64128945), (3, 21376315), (5, 12825789), (15, 4275263), (23, 2788215), (69, 929405), (115, 557643), (151, 424695), (345, 185881), (453, 141565), (755, 84939), (1231, 52095), (2265, 28313), (3473, 18465), (3693, 17365), (6155, 10419)]