407222608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1957801}}^1$

素因数の和:1957822

約数の個数: 20

約数和(自身を含む): 849686068

約数和(自身を除く): 442463460

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1957801, 3915602, 7831204, 15662408, 25451413, 31324816, 50902826, 101805652, 203611304, 407222608]

約数ペア:

[(1, 407222608), (2, 203611304), (4, 101805652), (8, 50902826), (13, 31324816), (16, 25451413), (26, 15662408), (52, 7831204), (104, 3915602), (208, 1957801)]