870890262

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2719}}^1$

素因数の和:2969

約数の個数: 64

約数和(自身を含む): 1992867840

約数和(自身を除く): 1121977578

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 211, 253, 422, 506, 633, 759, 1266, 1518, 2321, 2719, 4642, 4853, 5438, 6963, 8157, 9706, 13926, 14559, 16314, 29118, 29909, 53383, 59818, 62537, 89727, 106766, 125074, 160149, 179454, 187611, 320298, 375222, 573709, 687907, 1147418, 1375814, 1721127, 2063721, 3442254, 4127442, 6310799, 12621598, 13195307, 18932397, 26390614, 37864794, 39585921, 79171842, 145148377, 290296754, 435445131, 870890262]

約数ペア:

[(1, 870890262), (2, 435445131), (3, 290296754), (6, 145148377), (11, 79171842), (22, 39585921), (23, 37864794), (33, 26390614), (46, 18932397), (66, 13195307), (69, 12621598), (138, 6310799), (211, 4127442), (253, 3442254), (422, 2063721), (506, 1721127), (633, 1375814), (759, 1147418), (1266, 687907), (1518, 573709), (2321, 375222), (2719, 320298), (4642, 187611), (4853, 179454), (5438, 160149), (6963, 125074), (8157, 106766), (9706, 89727), (13926, 62537), (14559, 59818), (16314, 53383), (29118, 29909)]