31378479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 48445440

約数和(自身を除く): 17066961

約数列:

[1, 3, 11, 31, 33, 37, 93, 111, 341, 407, 829, 1023, 1147, 1221, 2487, 3441, 9119, 12617, 25699, 27357, 30673, 37851, 77097, 92019, 282689, 337403, 848067, 950863, 1012209, 2852589, 10459493, 31378479]

約数ペア:

[(1, 31378479), (3, 10459493), (11, 2852589), (31, 1012209), (33, 950863), (37, 848067), (93, 337403), (111, 282689), (341, 92019), (407, 77097), (829, 37851), (1023, 30673), (1147, 27357), (1221, 25699), (2487, 12617), (3441, 9119)]