156621962

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2207}}^1$

素因数の和:2390

約数の個数: 32

約数和(自身を含む): 277890048

約数和(自身を除く): 121268086

約数列:

[1, 2, 7, 14, 37, 74, 137, 259, 274, 518, 959, 1918, 2207, 4414, 5069, 10138, 15449, 30898, 35483, 70966, 81659, 163318, 302359, 571613, 604718, 1143226, 2116513, 4233026, 11187283, 22374566, 78310981, 156621962]

約数ペア:

[(1, 156621962), (2, 78310981), (7, 22374566), (14, 11187283), (37, 4233026), (74, 2116513), (137, 1143226), (259, 604718), (274, 571613), (518, 302359), (959, 163318), (1918, 81659), (2207, 70966), (4414, 35483), (5069, 30898), (10138, 15449)]