2780491716

素因数分解:

$2^2\times 3^2\times {\mathrm{77235881}}^1$

素因数の和:77235891

約数の個数: 18

約数和(自身を含む): 7028465262

約数和(自身を除く): 4247973546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 77235881, 154471762, 231707643, 308943524, 463415286, 695122929, 926830572, 1390245858, 2780491716]

約数ペア:

[(1, 2780491716), (2, 1390245858), (3, 926830572), (4, 695122929), (6, 463415286), (9, 308943524), (12, 231707643), (18, 154471762), (36, 77235881)]