78865748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17041}}^1$

素因数の和:17147

約数の個数: 24

約数和(自身を含む): 150310440

約数和(自身を除く): 71444692

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 17041, 34082, 68164, 221533, 443066, 886132, 1516649, 3033298, 6066596, 19716437, 39432874, 78865748]

約数ペア:

[(1, 78865748), (2, 39432874), (4, 19716437), (13, 6066596), (26, 3033298), (52, 1516649), (89, 886132), (178, 443066), (356, 221533), (1157, 68164), (2314, 34082), (4628, 17041)]