9971111615

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 12480652800

約数和(自身を除く): 2509541185

約数列:

[1, 5, 29, 145, 223, 401, 769, 1115, 2005, 3845, 6467, 11629, 22301, 32335, 58145, 89423, 111505, 171487, 308369, 447115, 857435, 1541845, 2593267, 4973123, 8942701, 12966335, 24865615, 44713505, 68766287, 343831435, 1994222323, 9971111615]

約数ペア:

[(1, 9971111615), (5, 1994222323), (29, 343831435), (145, 68766287), (223, 44713505), (401, 24865615), (769, 12966335), (1115, 8942701), (2005, 4973123), (3845, 2593267), (6467, 1541845), (11629, 857435), (22301, 447115), (32335, 308369), (58145, 171487), (89423, 111505)]