156915395

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2593}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 248401440

約数和(自身を除く): 91486045

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 455, 637, 665, 931, 1235, 1729, 2593, 3185, 4655, 8645, 12103, 12965, 18151, 33709, 49267, 60515, 90755, 127057, 168545, 235963, 246335, 344869, 635285, 640471, 1179815, 1651741, 1724345, 2414083, 3202355, 4483297, 8258705, 12070415, 22416485, 31383079, 156915395]

約数ペア:

[(1, 156915395), (5, 31383079), (7, 22416485), (13, 12070415), (19, 8258705), (35, 4483297), (49, 3202355), (65, 2414083), (91, 1724345), (95, 1651741), (133, 1179815), (245, 640471), (247, 635285), (455, 344869), (637, 246335), (665, 235963), (931, 168545), (1235, 127057), (1729, 90755), (2593, 60515), (3185, 49267), (4655, 33709), (8645, 18151), (12103, 12965)]