31398714

素因数分解:

$2^1\times 3^2\times {\mathrm{659}}^1\times {\mathrm{2647}}^1$

素因数の和:3314

約数の個数: 24

約数和(自身を含む): 68159520

約数和(自身を除く): 36760806

約数列:

[1, 2, 3, 6, 9, 18, 659, 1318, 1977, 2647, 3954, 5294, 5931, 7941, 11862, 15882, 23823, 47646, 1744373, 3488746, 5233119, 10466238, 15699357, 31398714]

約数ペア:

[(1, 31398714), (2, 15699357), (3, 10466238), (6, 5233119), (9, 3488746), (18, 1744373), (659, 47646), (1318, 23823), (1977, 15882), (2647, 11862), (3954, 7941), (5294, 5931)]