73421855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 98387520

約数和(自身を除く): 24965665

約数列:

[1, 5, 13, 43, 65, 109, 215, 241, 545, 559, 1205, 1417, 2795, 3133, 4687, 7085, 10363, 15665, 23435, 26269, 51815, 60931, 131345, 134719, 304655, 341497, 673595, 1129567, 1707485, 5647835, 14684371, 73421855]

約数ペア:

[(1, 73421855), (5, 14684371), (13, 5647835), (43, 1707485), (65, 1129567), (109, 673595), (215, 341497), (241, 304655), (545, 134719), (559, 131345), (1205, 60931), (1417, 51815), (2795, 26269), (3133, 23435), (4687, 15665), (7085, 10363)]