399302995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{8689}}^1$

素因数の和:8815

約数の個数: 32

約数和(自身を含む): 595647360

約数和(自身を除く): 196344365

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 707, 1313, 3535, 6565, 8689, 9191, 43445, 45955, 60823, 112957, 304115, 564785, 790699, 877589, 3953495, 4387945, 6143123, 11408657, 30715615, 57043285, 79860599, 399302995]

約数ペア:

[(1, 399302995), (5, 79860599), (7, 57043285), (13, 30715615), (35, 11408657), (65, 6143123), (91, 4387945), (101, 3953495), (455, 877589), (505, 790699), (707, 564785), (1313, 304115), (3535, 112957), (6565, 60823), (8689, 45955), (9191, 43445)]