71244765

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4091}}^1$

素因数の和:4151

約数の個数: 40

約数和(自身を含む): 130714848

約数和(自身を除く): 59470083

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 4091, 5805, 12273, 17415, 20455, 36819, 61365, 110457, 175913, 184095, 331371, 527739, 552285, 879565, 1583217, 1656855, 2638695, 4749651, 7916085, 14248953, 23748255, 71244765]

約数ペア:

[(1, 71244765), (3, 23748255), (5, 14248953), (9, 7916085), (15, 4749651), (27, 2638695), (43, 1656855), (45, 1583217), (81, 879565), (129, 552285), (135, 527739), (215, 331371), (387, 184095), (405, 175913), (645, 110457), (1161, 61365), (1935, 36819), (3483, 20455), (4091, 17415), (5805, 12273)]