31657986

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 73382400

約数和(自身を除く): 41724414

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 79, 82, 123, 158, 181, 237, 246, 362, 369, 474, 543, 711, 738, 1086, 1107, 1422, 1629, 2133, 2214, 3239, 3258, 4266, 4887, 6478, 7421, 9717, 9774, 14299, 14842, 19434, 22263, 28598, 29151, 42897, 44526, 58302, 66789, 85794, 87453, 128691, 133578, 174906, 200367, 257382, 386073, 400734, 586259, 772146, 1172518, 1758777, 3517554, 5276331, 10552662, 15828993, 31657986]

約数ペア:

[(1, 31657986), (2, 15828993), (3, 10552662), (6, 5276331), (9, 3517554), (18, 1758777), (27, 1172518), (41, 772146), (54, 586259), (79, 400734), (82, 386073), (123, 257382), (158, 200367), (181, 174906), (237, 133578), (246, 128691), (362, 87453), (369, 85794), (474, 66789), (543, 58302), (711, 44526), (738, 42897), (1086, 29151), (1107, 28598), (1422, 22263), (1629, 19434), (2133, 14842), (2214, 14299), (3239, 9774), (3258, 9717), (4266, 7421), (4887, 6478)]