7211828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 13665120

約数和(自身を除く): 6453292

約数列:

[1, 2, 4, 13, 26, 52, 331, 419, 662, 838, 1324, 1676, 4303, 5447, 8606, 10894, 17212, 21788, 138689, 277378, 554756, 1802957, 3605914, 7211828]

約数ペア:

[(1, 7211828), (2, 3605914), (4, 1802957), (13, 554756), (26, 277378), (52, 138689), (331, 21788), (419, 17212), (662, 10894), (838, 8606), (1324, 5447), (1676, 4303)]