28737995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40193}}^1$

素因数の和:40222

約数の個数: 16

約数和(自身を含む): 40515552

約数和(自身を除く): 11777557

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 40193, 200965, 442123, 522509, 2210615, 2612545, 5747599, 28737995]

約数ペア:

[(1, 28737995), (5, 5747599), (11, 2612545), (13, 2210615), (55, 522509), (65, 442123), (143, 200965), (715, 40193)]