66438778

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 117371520

約数和(自身を除く): 50932742

約数列:

[1, 2, 7, 14, 41, 82, 283, 287, 409, 566, 574, 818, 1981, 2863, 3962, 5726, 11603, 16769, 23206, 33538, 81221, 115747, 117383, 162442, 231494, 234766, 810229, 1620458, 4745627, 9491254, 33219389, 66438778]

約数ペア:

[(1, 66438778), (2, 33219389), (7, 9491254), (14, 4745627), (41, 1620458), (82, 810229), (283, 234766), (287, 231494), (409, 162442), (566, 117383), (574, 115747), (818, 81221), (1981, 33538), (2863, 23206), (3962, 16769), (5726, 11603)]