156977427173

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{20773}}^1$

素因数の和:21153

約数の個数: 32

約数和(自身を含む): 185837223936

約数和(自身を除く): 28859796763

約数列:

[1, 7, 47, 103, 223, 329, 721, 1561, 4841, 10481, 20773, 22969, 33887, 73367, 145411, 160783, 976331, 1079543, 2139619, 4632379, 6834317, 7556801, 14977333, 32426653, 100562093, 217721813, 477135037, 703934651, 1524052691, 3339945259, 22425346739, 156977427173]

約数ペア:

[(1, 156977427173), (7, 22425346739), (47, 3339945259), (103, 1524052691), (223, 703934651), (329, 477135037), (721, 217721813), (1561, 100562093), (4841, 32426653), (10481, 14977333), (20773, 7556801), (22969, 6834317), (33887, 4632379), (73367, 2139619), (145411, 1079543), (160783, 976331)]