221931034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{161053}}^1$

素因数の和:161121

約数の個数: 16

約数和(自身を含む): 365270472

約数和(自身を除く): 143339438

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 161053, 322106, 2093689, 4187378, 8535809, 17071618, 110965517, 221931034]

約数ペア:

[(1, 221931034), (2, 110965517), (13, 17071618), (26, 8535809), (53, 4187378), (106, 2093689), (689, 322106), (1378, 161053)]