145290831

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{31883}}^1$

素因数の和:31931

約数の個数: 24

約数和(自身を含む): 232625664

約数和(自身を除く): 87334833

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 31883, 95649, 223181, 669543, 988373, 1562267, 2965119, 4686801, 6918611, 20755833, 48430277, 145290831]

約数ペア:

[(1, 145290831), (3, 48430277), (7, 20755833), (21, 6918611), (31, 4686801), (49, 2965119), (93, 1562267), (147, 988373), (217, 669543), (651, 223181), (1519, 95649), (4557, 31883)]