3989986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 32

約数和(自身を含む): 8039808

約数和(自身を除く): 4049822

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 1993, 2002, 3986, 13951, 21923, 25909, 27902, 43846, 51818, 153461, 181363, 284999, 306922, 362726, 569998, 1994993, 3989986]

約数ペア:

[(1, 3989986), (2, 1994993), (7, 569998), (11, 362726), (13, 306922), (14, 284999), (22, 181363), (26, 153461), (77, 51818), (91, 43846), (143, 27902), (154, 25909), (182, 21923), (286, 13951), (1001, 3986), (1993, 2002)]