128475771848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{944674793}}^1$

素因数の和:944674816

約数の個数: 16

約数和(自身を含む): 255062194380

約数和(自身を除く): 126586422532

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 944674793, 1889349586, 3778699172, 7557398344, 16059471481, 32118942962, 64237885924, 128475771848]

約数ペア:

[(1, 128475771848), (2, 64237885924), (4, 32118942962), (8, 16059471481), (17, 7557398344), (34, 3778699172), (68, 1889349586), (136, 944674793)]