399849914

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:902

約数の個数: 24

約数和(自身を含む): 618133152

約数和(自身を除く): 218283238

約数列:

[1, 2, 53, 103, 106, 206, 691, 1382, 2809, 5459, 5618, 10918, 36623, 71173, 73246, 142346, 289327, 578654, 1941019, 3772169, 3882038, 7544338, 199924957, 399849914]

約数ペア:

[(1, 399849914), (2, 199924957), (53, 7544338), (103, 3882038), (106, 3772169), (206, 1941019), (691, 578654), (1382, 289327), (2809, 142346), (5459, 73246), (5618, 71173), (10918, 36623)]