128173084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{25411}}^1$

素因数の和:25525

約数の個数: 24

約数和(自身を含む): 244056848

約数和(自身を除く): 115883764

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 25411, 50822, 101644, 330343, 660686, 1321372, 2464867, 4929734, 9859468, 32043271, 64086542, 128173084]

約数ペア:

[(1, 128173084), (2, 64086542), (4, 32043271), (13, 9859468), (26, 4929734), (52, 2464867), (97, 1321372), (194, 660686), (388, 330343), (1261, 101644), (2522, 50822), (5044, 25411)]