31297779

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 48960000

約数和(自身を除く): 17662221

約数列:

[1, 3, 9, 23, 27, 69, 101, 207, 303, 499, 621, 909, 1497, 2323, 2727, 4491, 6969, 11477, 13473, 20907, 34431, 50399, 62721, 103293, 151197, 309879, 453591, 1159177, 1360773, 3477531, 10432593, 31297779]

約数ペア:

[(1, 31297779), (3, 10432593), (9, 3477531), (23, 1360773), (27, 1159177), (69, 453591), (101, 309879), (207, 151197), (303, 103293), (499, 62721), (621, 50399), (909, 34431), (1497, 20907), (2323, 13473), (2727, 11477), (4491, 6969)]