157045405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1663}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 219967488

約数和(自身を除く): 62922083

約数列:

[1, 5, 11, 17, 55, 85, 101, 187, 505, 935, 1111, 1663, 1717, 5555, 8315, 8585, 18293, 18887, 28271, 91465, 94435, 141355, 167963, 310981, 839815, 1554905, 1847593, 2855371, 9237965, 14276855, 31409081, 157045405]

約数ペア:

[(1, 157045405), (5, 31409081), (11, 14276855), (17, 9237965), (55, 2855371), (85, 1847593), (101, 1554905), (187, 839815), (505, 310981), (935, 167963), (1111, 141355), (1663, 94435), (1717, 91465), (5555, 28271), (8315, 18887), (8585, 18293)]