813307554

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{218279}}^1$

素因数の和:218316

約数の個数: 40

約数和(自身を含む): 1901655360

約数和(自身を除く): 1088347806

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 218279, 436558, 654837, 1309674, 1964511, 3929022, 5020417, 5893533, 10040834, 11787066, 15061251, 17680599, 30122502, 35361198, 45183753, 90367506, 135551259, 271102518, 406653777, 813307554]

約数ペア:

[(1, 813307554), (2, 406653777), (3, 271102518), (6, 135551259), (9, 90367506), (18, 45183753), (23, 35361198), (27, 30122502), (46, 17680599), (54, 15061251), (69, 11787066), (81, 10040834), (138, 5893533), (162, 5020417), (207, 3929022), (414, 1964511), (621, 1309674), (1242, 654837), (1863, 436558), (3726, 218279)]