31113252

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 81681600

約数和(自身を除く): 50568348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 101, 129, 172, 199, 202, 258, 303, 387, 398, 404, 516, 597, 606, 774, 796, 909, 1194, 1212, 1548, 1791, 1818, 2388, 3582, 3636, 4343, 7164, 8557, 8686, 13029, 17114, 17372, 20099, 25671, 26058, 34228, 39087, 40198, 51342, 52116, 60297, 77013, 78174, 80396, 102684, 120594, 154026, 156348, 180891, 241188, 308052, 361782, 723564, 864257, 1728514, 2592771, 3457028, 5185542, 7778313, 10371084, 15556626, 31113252]

約数ペア:

[(1, 31113252), (2, 15556626), (3, 10371084), (4, 7778313), (6, 5185542), (9, 3457028), (12, 2592771), (18, 1728514), (36, 864257), (43, 723564), (86, 361782), (101, 308052), (129, 241188), (172, 180891), (199, 156348), (202, 154026), (258, 120594), (303, 102684), (387, 80396), (398, 78174), (404, 77013), (516, 60297), (597, 52116), (606, 51342), (774, 40198), (796, 39087), (909, 34228), (1194, 26058), (1212, 25671), (1548, 20099), (1791, 17372), (1818, 17114), (2388, 13029), (3582, 8686), (3636, 8557), (4343, 7164)]