7841977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 9999360

約数和(自身を除く): 2157383

約数列:

[1, 11, 13, 29, 31, 61, 143, 319, 341, 377, 403, 671, 793, 899, 1769, 1891, 4147, 4433, 8723, 9889, 11687, 19459, 20801, 22997, 24583, 54839, 128557, 252967, 270413, 603229, 712907, 7841977]

約数ペア:

[(1, 7841977), (11, 712907), (13, 603229), (29, 270413), (31, 252967), (61, 128557), (143, 54839), (319, 24583), (341, 22997), (377, 20801), (403, 19459), (671, 11687), (793, 9889), (899, 8723), (1769, 4433), (1891, 4147)]