131853939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1193}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 212436480

約数和(自身を除く): 80582541

約数列:

[1, 3, 7, 19, 21, 57, 133, 277, 399, 831, 1193, 1939, 3579, 5263, 5817, 8351, 15789, 22667, 25053, 36841, 68001, 110523, 158669, 330461, 476007, 991383, 2313227, 6278759, 6939681, 18836277, 43951313, 131853939]

約数ペア:

[(1, 131853939), (3, 43951313), (7, 18836277), (19, 6939681), (21, 6278759), (57, 2313227), (133, 991383), (277, 476007), (399, 330461), (831, 158669), (1193, 110523), (1939, 68001), (3579, 36841), (5263, 25053), (5817, 22667), (8351, 15789)]