251011817

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 307451904

約数和(自身を除く): 56440087

約数列:

[1, 7, 17, 119, 127, 289, 889, 977, 2023, 2159, 6839, 15113, 16609, 36703, 116263, 124079, 256921, 282353, 868553, 1976471, 2109343, 14765401, 35858831, 251011817]

約数ペア:

[(1, 251011817), (7, 35858831), (17, 14765401), (119, 2109343), (127, 1976471), (289, 868553), (889, 282353), (977, 256921), (2023, 124079), (2159, 116263), (6839, 36703), (15113, 16609)]