38728941

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 57708288

約数和(自身を除く): 18979347

約数列:

[1, 3, 17, 23, 51, 69, 137, 241, 391, 411, 723, 1173, 2329, 3151, 4097, 5543, 6987, 9453, 12291, 16629, 33017, 53567, 94231, 99051, 160701, 282693, 561289, 759391, 1683867, 2278173, 12909647, 38728941]

約数ペア:

[(1, 38728941), (3, 12909647), (17, 2278173), (23, 1683867), (51, 759391), (69, 561289), (137, 282693), (241, 160701), (391, 99051), (411, 94231), (723, 53567), (1173, 33017), (2329, 16629), (3151, 12291), (4097, 9453), (5543, 6987)]