399449412

素因数分解:

$2^2\times 3^2\times {\mathrm{11095817}}^1$

素因数の和:11095827

約数の個数: 18

約数和(自身を含む): 1009719438

約数和(自身を除く): 610270026

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11095817, 22191634, 33287451, 44383268, 66574902, 99862353, 133149804, 199724706, 399449412]

約数ペア:

[(1, 399449412), (2, 199724706), (3, 133149804), (4, 99862353), (6, 66574902), (9, 44383268), (12, 33287451), (18, 22191634), (36, 11095817)]