251114871

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{1039}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 406149120

約数和(自身を除く): 155034249

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 677, 1039, 2031, 3117, 4739, 7273, 11509, 14217, 17663, 21819, 34527, 52989, 80563, 123641, 241689, 370923, 703403, 2110209, 4923821, 11957851, 14771463, 35873553, 83704957, 251114871]

約数ペア:

[(1, 251114871), (3, 83704957), (7, 35873553), (17, 14771463), (21, 11957851), (51, 4923821), (119, 2110209), (357, 703403), (677, 370923), (1039, 241689), (2031, 123641), (3117, 80563), (4739, 52989), (7273, 34527), (11509, 21819), (14217, 17663)]