338401427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{28387}}^1$

素因数の和:28538

約数の個数: 16

約数和(自身を含む): 419688192

約数和(自身を除く): 81286765

約数列:

[1, 7, 13, 91, 131, 917, 1703, 11921, 28387, 198709, 369031, 2583217, 3718697, 26030879, 48343061, 338401427]

約数ペア:

[(1, 338401427), (7, 48343061), (13, 26030879), (91, 3718697), (131, 2583217), (917, 369031), (1703, 198709), (11921, 28387)]