399582014

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{23321}}^1$

素因数の和:23995

約数の個数: 16

約数和(自身を含む): 646485840

約数和(自身を除く): 246903826

約数列:

[1, 2, 13, 26, 659, 1318, 8567, 17134, 23321, 46642, 303173, 606346, 15368539, 30737078, 199791007, 399582014]

約数ペア:

[(1, 399582014), (2, 199791007), (13, 30737078), (26, 15368539), (659, 606346), (1318, 303173), (8567, 46642), (17134, 23321)]