71843655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19391}}^1$

素因数の和:19431

約数の個数: 32

約数和(自身を含む): 130314240

約数和(自身を除く): 58470585

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 19391, 58173, 96955, 252083, 290865, 368429, 756249, 1105287, 1260415, 1842145, 3781245, 4789577, 5526435, 14368731, 23947885, 71843655]

約数ペア:

[(1, 71843655), (3, 23947885), (5, 14368731), (13, 5526435), (15, 4789577), (19, 3781245), (39, 1842145), (57, 1260415), (65, 1105287), (95, 756249), (195, 368429), (247, 290865), (285, 252083), (741, 96955), (1235, 58173), (3705, 19391)]