78565708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{2131}}^1$

素因数の和:2857

約数の個数: 24

約数和(自身を含む): 148344560

約数和(自身を除く): 69778852

約数列:

[1, 2, 4, 13, 26, 52, 709, 1418, 2131, 2836, 4262, 8524, 9217, 18434, 27703, 36868, 55406, 110812, 1510879, 3021758, 6043516, 19641427, 39282854, 78565708]

約数ペア:

[(1, 78565708), (2, 39282854), (4, 19641427), (13, 6043516), (26, 3021758), (52, 1510879), (709, 110812), (1418, 55406), (2131, 36868), (2836, 27703), (4262, 18434), (8524, 9217)]