1421452225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{21529}}^1$

素因数の和:21697

約数の個数: 24

約数和(自身を含む): 1868804000

約数和(自身を除く): 447351775

約数列:

[1, 5, 19, 25, 95, 139, 475, 695, 2641, 3475, 13205, 21529, 66025, 107645, 409051, 538225, 2045255, 2992531, 10226275, 14962655, 56858089, 74813275, 284290445, 1421452225]

約数ペア:

[(1, 1421452225), (5, 284290445), (19, 74813275), (25, 56858089), (95, 14962655), (139, 10226275), (475, 2992531), (695, 2045255), (2641, 538225), (3475, 409051), (13205, 107645), (21529, 66025)]