199157035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1303}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 298939392

約数和(自身を除く): 99782357

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 397, 1303, 1985, 2779, 4367, 6515, 9121, 13895, 14333, 21835, 30569, 45605, 71665, 100331, 152845, 501655, 517291, 2586455, 3621037, 5690201, 18105185, 28451005, 39831407, 199157035]

約数ペア:

[(1, 199157035), (5, 39831407), (7, 28451005), (11, 18105185), (35, 5690201), (55, 3621037), (77, 2586455), (385, 517291), (397, 501655), (1303, 152845), (1985, 100331), (2779, 71665), (4367, 45605), (6515, 30569), (9121, 21835), (13895, 14333)]