12790778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6389}}^1$

素因数の和:6422

約数の個数: 32

約数和(自身を含む): 25764480

約数和(自身を除く): 12973702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 6389, 12778, 44723, 70279, 83057, 89446, 140558, 166114, 491953, 581399, 913627, 983906, 1162798, 1827254, 6395389, 12790778]

約数ペア:

[(1, 12790778), (2, 6395389), (7, 1827254), (11, 1162798), (13, 983906), (14, 913627), (22, 581399), (26, 491953), (77, 166114), (91, 140558), (143, 89446), (154, 83057), (182, 70279), (286, 44723), (1001, 12778), (2002, 6389)]