425965743

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{16451}}^1$

素因数の和:16604

約数の個数: 32

約数和(自身を含む): 726520320

約数和(自身を除く): 300554577

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2877, 3699, 8631, 16451, 25893, 49353, 115157, 148059, 345471, 444177, 1036413, 2253787, 3109239, 6761361, 15776509, 20284083, 47329527, 60852249, 141988581, 425965743]

約数ペア:

[(1, 425965743), (3, 141988581), (7, 60852249), (9, 47329527), (21, 20284083), (27, 15776509), (63, 6761361), (137, 3109239), (189, 2253787), (411, 1036413), (959, 444177), (1233, 345471), (2877, 148059), (3699, 115157), (8631, 49353), (16451, 25893)]