30978428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7541}}^1$

素因数の和:7637

約数の個数: 24

約数和(自身を含む): 59129280

約数和(自身を除く): 28150852

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 7541, 15082, 30164, 98033, 196066, 392132, 595739, 1191478, 2382956, 7744607, 15489214, 30978428]

約数ペア:

[(1, 30978428), (2, 15489214), (4, 7744607), (13, 2382956), (26, 1191478), (52, 595739), (79, 392132), (158, 196066), (316, 98033), (1027, 30164), (2054, 15082), (4108, 7541)]