15721279041

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1\times {\mathrm{5279}}^1$

素因数の和:9333

約数の個数: 32

約数和(自身を含む): 23772672000

約数和(自身を除く): 8051392959

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 4019, 5279, 12057, 15837, 52247, 68627, 76361, 100301, 156741, 205881, 229083, 300903, 992693, 1303913, 2978079, 3911739, 21216301, 63648903, 275811913, 403109719, 827435739, 1209329157, 5240426347, 15721279041]

約数ペア:

[(1, 15721279041), (3, 5240426347), (13, 1209329157), (19, 827435739), (39, 403109719), (57, 275811913), (247, 63648903), (741, 21216301), (4019, 3911739), (5279, 2978079), (12057, 1303913), (15837, 992693), (52247, 300903), (68627, 229083), (76361, 205881), (100301, 156741)]