128710278

素因数分解:

$2^1\times 3^2\times {\mathrm{461}}^1\times {\mathrm{15511}}^1$

素因数の和:15980

約数の個数: 24

約数和(自身を含む): 279495216

約数和(自身を除く): 150784938

約数列:

[1, 2, 3, 6, 9, 18, 461, 922, 1383, 2766, 4149, 8298, 15511, 31022, 46533, 93066, 139599, 279198, 7150571, 14301142, 21451713, 42903426, 64355139, 128710278]

約数ペア:

[(1, 128710278), (2, 64355139), (3, 42903426), (6, 21451713), (9, 14301142), (18, 7150571), (461, 279198), (922, 139599), (1383, 93066), (2766, 46533), (4149, 31022), (8298, 15511)]