31232403

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1435

約数の個数: 24

約数和(自身を含む): 47020896

約数和(自身を除く): 15788493

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 1321, 2627, 3963, 7881, 11889, 23643, 48877, 93791, 146631, 281373, 439893, 844119, 3470267, 10410801, 31232403]

約数ペア:

[(1, 31232403), (3, 10410801), (9, 3470267), (37, 844119), (71, 439893), (111, 281373), (213, 146631), (333, 93791), (639, 48877), (1321, 23643), (2627, 11889), (3963, 7881)]