7998392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 15973200

約数和(自身を除く): 7974808

約数列:

[1, 2, 4, 8, 19, 38, 76, 101, 152, 202, 404, 521, 808, 1042, 1919, 2084, 3838, 4168, 7676, 9899, 15352, 19798, 39596, 52621, 79192, 105242, 210484, 420968, 999799, 1999598, 3999196, 7998392]

約数ペア:

[(1, 7998392), (2, 3999196), (4, 1999598), (8, 999799), (19, 420968), (38, 210484), (76, 105242), (101, 79192), (152, 52621), (202, 39596), (404, 19798), (521, 15352), (808, 9899), (1042, 7676), (1919, 4168), (2084, 3838)]