81991668

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1549}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 209361600

約数和(自身を除く): 127369932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 401, 802, 1203, 1549, 1604, 2406, 3098, 4411, 4647, 4812, 6196, 8822, 9294, 13233, 17039, 17644, 18588, 26466, 34078, 51117, 52932, 68156, 102234, 204468, 621149, 1242298, 1863447, 2484596, 3726894, 6832639, 7453788, 13665278, 20497917, 27330556, 40995834, 81991668]

約数ペア:

[(1, 81991668), (2, 40995834), (3, 27330556), (4, 20497917), (6, 13665278), (11, 7453788), (12, 6832639), (22, 3726894), (33, 2484596), (44, 1863447), (66, 1242298), (132, 621149), (401, 204468), (802, 102234), (1203, 68156), (1549, 52932), (1604, 51117), (2406, 34078), (3098, 26466), (4411, 18588), (4647, 17644), (4812, 17039), (6196, 13233), (8822, 9294)]