71674408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1637}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 145159560

約数和(自身を除く): 73485152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 421, 842, 1637, 1684, 3274, 3368, 5473, 6548, 10946, 13096, 21281, 21892, 42562, 43784, 85124, 170248, 689177, 1378354, 2756708, 5513416, 8959301, 17918602, 35837204, 71674408]

約数ペア:

[(1, 71674408), (2, 35837204), (4, 17918602), (8, 8959301), (13, 5513416), (26, 2756708), (52, 1378354), (104, 689177), (421, 170248), (842, 85124), (1637, 43784), (1684, 42562), (3274, 21892), (3368, 21281), (5473, 13096), (6548, 10946)]