408899399

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 439966080

約数和(自身を除く): 31066681

約数列:

[1, 19, 53, 491, 827, 1007, 9329, 15713, 26023, 43831, 406057, 494437, 832789, 7715083, 21521021, 408899399]

約数ペア:

[(1, 408899399), (19, 21521021), (53, 7715083), (491, 832789), (827, 494437), (1007, 406057), (9329, 43831), (15713, 26023)]