201689313

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{1013}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 324480000

約数和(自身を除く): 122790687

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 499, 1013, 1497, 3039, 3493, 7091, 9481, 10479, 19247, 21273, 28443, 57741, 66367, 134729, 199101, 404187, 505487, 1516461, 3538409, 9604253, 10615227, 28812759, 67229771, 201689313]

約数ペア:

[(1, 201689313), (3, 67229771), (7, 28812759), (19, 10615227), (21, 9604253), (57, 3538409), (133, 1516461), (399, 505487), (499, 404187), (1013, 199101), (1497, 134729), (3039, 66367), (3493, 57741), (7091, 28443), (9481, 21273), (10479, 19247)]