1946875385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4278847}}^1$

素因数の和:4278872

約数の個数: 16

約数和(自身を含む): 2875385856

約数和(自身を除く): 928510471

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4278847, 21394235, 29951929, 55625011, 149759645, 278125055, 389375077, 1946875385]

約数ペア:

[(1, 1946875385), (5, 389375077), (7, 278125055), (13, 149759645), (35, 55625011), (65, 29951929), (91, 21394235), (455, 4278847)]