69545721

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1051}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 111495168

約数和(自身を除く): 41949447

約数列:

[1, 3, 7, 21, 23, 69, 137, 161, 411, 483, 959, 1051, 2877, 3151, 3153, 7357, 9453, 22057, 22071, 24173, 66171, 72519, 143987, 169211, 431961, 507633, 1007909, 3023727, 3311701, 9935103, 23181907, 69545721]

約数ペア:

[(1, 69545721), (3, 23181907), (7, 9935103), (21, 3311701), (23, 3023727), (69, 1007909), (137, 507633), (161, 431961), (411, 169211), (483, 143987), (959, 72519), (1051, 66171), (2877, 24173), (3151, 22071), (3153, 22057), (7357, 9453)]