2197881

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 3859200

約数和(自身を除く): 1661319

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 401, 609, 783, 1203, 1827, 2807, 3609, 5481, 8421, 10827, 11629, 25263, 34887, 75789, 81403, 104661, 244209, 313983, 732627, 2197881]

約数ペア:

[(1, 2197881), (3, 732627), (7, 313983), (9, 244209), (21, 104661), (27, 81403), (29, 75789), (63, 34887), (87, 25263), (189, 11629), (203, 10827), (261, 8421), (401, 5481), (609, 3609), (783, 2807), (1203, 1827)]