399051289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{40231}}^1$

素因数の和:40360

約数の個数: 16

約数和(自身を含む): 495658240

約数和(自身を除く): 96606951

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 40231, 281617, 523003, 3661021, 4385179, 30696253, 57007327, 399051289]

約数ペア:

[(1, 399051289), (7, 57007327), (13, 30696253), (91, 4385179), (109, 3661021), (763, 523003), (1417, 281617), (9919, 40231)]