28000786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 48263040

約数和(自身を除く): 20262254

約数列:

[1, 2, 11, 22, 37, 41, 74, 82, 407, 451, 814, 839, 902, 1517, 1678, 3034, 9229, 16687, 18458, 31043, 33374, 34399, 62086, 68798, 341473, 378389, 682946, 756778, 1272763, 2545526, 14000393, 28000786]

約数ペア:

[(1, 28000786), (2, 14000393), (11, 2545526), (22, 1272763), (37, 756778), (41, 682946), (74, 378389), (82, 341473), (407, 68798), (451, 62086), (814, 34399), (839, 33374), (902, 31043), (1517, 18458), (1678, 16687), (3034, 9229)]