7727427

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 12096000

約数和(自身を除く): 4368573

約数列:

[1, 3, 9, 27, 29, 71, 87, 139, 213, 261, 417, 639, 783, 1251, 1917, 2059, 3753, 4031, 6177, 9869, 12093, 18531, 29607, 36279, 55593, 88821, 108837, 266463, 286201, 858603, 2575809, 7727427]

約数ペア:

[(1, 7727427), (3, 2575809), (9, 858603), (27, 286201), (29, 266463), (71, 108837), (87, 88821), (139, 55593), (213, 36279), (261, 29607), (417, 18531), (639, 12093), (783, 9869), (1251, 6177), (1917, 4031), (2059, 3753)]