2130788891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{56131}}^1$

素因数の和:56195

約数の個数: 32

約数和(自身を含む): 2909882880

約数和(自身を除く): 779093989

約数列:

[1, 7, 11, 17, 29, 77, 119, 187, 203, 319, 493, 1309, 2233, 3451, 5423, 37961, 56131, 392917, 617441, 954227, 1627799, 4322087, 6679589, 10496497, 11394593, 17905789, 27672583, 73475479, 125340523, 193708081, 304398413, 2130788891]

約数ペア:

[(1, 2130788891), (7, 304398413), (11, 193708081), (17, 125340523), (29, 73475479), (77, 27672583), (119, 17905789), (187, 11394593), (203, 10496497), (319, 6679589), (493, 4322087), (1309, 1627799), (2233, 954227), (3451, 617441), (5423, 392917), (37961, 56131)]