31203757

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 36377880

約数和(自身を除く): 5174123

約数列:

[1, 13, 19, 61, 109, 247, 361, 793, 1159, 1417, 2071, 4693, 6649, 15067, 22021, 26923, 39349, 86437, 126331, 286273, 511537, 1642303, 2400289, 31203757]

約数ペア:

[(1, 31203757), (13, 2400289), (19, 1642303), (61, 511537), (109, 286273), (247, 126331), (361, 86437), (793, 39349), (1159, 26923), (1417, 22021), (2071, 15067), (4693, 6649)]