84186890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2347}}^1$

素因数の和:2582

約数の個数: 32

約数和(自身を含む): 161279424

約数和(自身を除く): 77092534

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 422, 1055, 2110, 2347, 3587, 4694, 7174, 11735, 17935, 23470, 35870, 39899, 79798, 199495, 398990, 495217, 990434, 2476085, 4952170, 8418689, 16837378, 42093445, 84186890]

約数ペア:

[(1, 84186890), (2, 42093445), (5, 16837378), (10, 8418689), (17, 4952170), (34, 2476085), (85, 990434), (170, 495217), (211, 398990), (422, 199495), (1055, 79798), (2110, 39899), (2347, 35870), (3587, 23470), (4694, 17935), (7174, 11735)]