213870812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{6793}}^1$

素因数の和:7277

約数の個数: 24

約数和(自身を含む): 397204416

約数和(自身を除く): 183333604

約数列:

[1, 2, 4, 17, 34, 68, 463, 926, 1852, 6793, 7871, 13586, 15742, 27172, 31484, 115481, 230962, 461924, 3145159, 6290318, 12580636, 53467703, 106935406, 213870812]

約数ペア:

[(1, 213870812), (2, 106935406), (4, 53467703), (17, 12580636), (34, 6290318), (68, 3145159), (463, 461924), (926, 230962), (1852, 115481), (6793, 31484), (7871, 27172), (13586, 15742)]