1866155005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{42787}}^1$

素因数の和:42877

約数の個数: 32

約数和(自身を含む): 2674078848

約数和(自身を除く): 807923843

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 3355, 3965, 8723, 42787, 43615, 213935, 470657, 556231, 2353285, 2610007, 2781155, 6118541, 13050035, 28710077, 30592705, 33930091, 143550385, 169650455, 373231001, 1866155005]

約数ペア:

[(1, 1866155005), (5, 373231001), (11, 169650455), (13, 143550385), (55, 33930091), (61, 30592705), (65, 28710077), (143, 13050035), (305, 6118541), (671, 2781155), (715, 2610007), (793, 2353285), (3355, 556231), (3965, 470657), (8723, 213935), (42787, 43615)]