81219894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{66683}}^1$

素因数の和:66724

約数の個数: 32

約数和(自身を含む): 192049920

約数和(自身を除く): 110830026

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 66683, 133366, 200049, 400098, 466781, 933562, 1400343, 1933807, 2800686, 3867614, 5801421, 11602842, 13536649, 27073298, 40609947, 81219894]

約数ペア:

[(1, 81219894), (2, 40609947), (3, 27073298), (6, 13536649), (7, 11602842), (14, 5801421), (21, 3867614), (29, 2800686), (42, 1933807), (58, 1400343), (87, 933562), (174, 466781), (203, 400098), (406, 200049), (609, 133366), (1218, 66683)]