2519153

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 3440640

約数和(自身を除く): 921487

約数列:

[1, 7, 13, 19, 31, 47, 91, 133, 217, 247, 329, 403, 589, 611, 893, 1457, 1729, 2821, 4123, 4277, 6251, 7657, 10199, 11609, 18941, 27683, 53599, 81263, 132587, 193781, 359879, 2519153]

約数ペア:

[(1, 2519153), (7, 359879), (13, 193781), (19, 132587), (31, 81263), (47, 53599), (91, 27683), (133, 18941), (217, 11609), (247, 10199), (329, 7657), (403, 6251), (589, 4277), (611, 4123), (893, 2821), (1457, 1729)]