311930228

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1213}}^2$

素因数の和:2483

約数の個数: 18

約数和(自身を含む): 556636374

約数和(自身を除く): 244706146

約数列:

[1, 2, 4, 53, 106, 212, 1213, 2426, 4852, 64289, 128578, 257156, 1471369, 2942738, 5885476, 77982557, 155965114, 311930228]

約数ペア:

[(1, 311930228), (2, 155965114), (4, 77982557), (53, 5885476), (106, 2942738), (212, 1471369), (1213, 257156), (2426, 128578), (4852, 64289)]