78917774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2927}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 137241216

約数和(自身を除く): 58323442

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 793, 1037, 1586, 2074, 2927, 5854, 13481, 26962, 38051, 49759, 76102, 99518, 178547, 357094, 646867, 1293734, 2321111, 3035299, 4642222, 6070598, 39458887, 78917774]

約数ペア:

[(1, 78917774), (2, 39458887), (13, 6070598), (17, 4642222), (26, 3035299), (34, 2321111), (61, 1293734), (122, 646867), (221, 357094), (442, 178547), (793, 99518), (1037, 76102), (1586, 49759), (2074, 38051), (2927, 26962), (5854, 13481)]