31621665

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{607}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 53231616

約数和(自身を除く): 21609951

約数列:

[1, 3, 5, 15, 23, 69, 115, 151, 345, 453, 607, 755, 1821, 2265, 3035, 3473, 9105, 10419, 13961, 17365, 41883, 52095, 69805, 91657, 209415, 274971, 458285, 1374855, 2108111, 6324333, 10540555, 31621665]

約数ペア:

[(1, 31621665), (3, 10540555), (5, 6324333), (15, 2108111), (23, 1374855), (69, 458285), (115, 274971), (151, 209415), (345, 91657), (453, 69805), (607, 52095), (755, 41883), (1821, 17365), (2265, 13961), (3035, 10419), (3473, 9105)]