261929144637

素因数分解:

$3^3\times {\mathrm{4201}}^1\times {\mathrm{2309231}}^1$

素因数の和:2313441

約数の個数: 16

約数和(自身を含む): 388135714560

約数和(自身を除く): 126206569923

約数列:

[1, 3, 9, 27, 4201, 12603, 37809, 113427, 2309231, 6927693, 20783079, 62349237, 9701079431, 29103238293, 87309714879, 261929144637]

約数ペア:

[(1, 261929144637), (3, 87309714879), (9, 29103238293), (27, 9701079431), (4201, 62349237), (12603, 20783079), (37809, 6927693), (113427, 2309231)]