131902263

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 207938016

約数和(自身を除く): 76035753

約数列:

[1, 3, 9, 23, 27, 69, 81, 101, 207, 303, 621, 701, 909, 1863, 2103, 2323, 2727, 6309, 6969, 8181, 16123, 18927, 20907, 48369, 56781, 62721, 70801, 145107, 188163, 212403, 435321, 637209, 1305963, 1628423, 1911627, 4885269, 5734881, 14655807, 43967421, 131902263]

約数ペア:

[(1, 131902263), (3, 43967421), (9, 14655807), (23, 5734881), (27, 4885269), (69, 1911627), (81, 1628423), (101, 1305963), (207, 637209), (303, 435321), (621, 212403), (701, 188163), (909, 145107), (1863, 70801), (2103, 62721), (2323, 56781), (2727, 48369), (6309, 20907), (6969, 18927), (8181, 16123)]