1870379

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 20

約数和(自身を含む): 2352840

約数和(自身を除く): 482461

約数列:

[1, 7, 19, 41, 49, 133, 287, 343, 779, 931, 2009, 2401, 5453, 6517, 14063, 38171, 45619, 98441, 267197, 1870379]

約数ペア:

[(1, 1870379), (7, 267197), (19, 98441), (41, 45619), (49, 38171), (133, 14063), (287, 6517), (343, 5453), (779, 2401), (931, 2009)]