80260551

素因数分解:

$3^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:773

約数の個数: 40

約数和(自身を含む): 137754144

約数和(自身を除く): 57493593

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 353, 401, 567, 1059, 1203, 2471, 2807, 3177, 3609, 7413, 8421, 9531, 10827, 22239, 25263, 28593, 32481, 66717, 75789, 141553, 200151, 227367, 424659, 990871, 1273977, 2972613, 3821931, 8917839, 11465793, 26753517, 80260551]

約数ペア:

[(1, 80260551), (3, 26753517), (7, 11465793), (9, 8917839), (21, 3821931), (27, 2972613), (63, 1273977), (81, 990871), (189, 424659), (353, 227367), (401, 200151), (567, 141553), (1059, 75789), (1203, 66717), (2471, 32481), (2807, 28593), (3177, 25263), (3609, 22239), (7413, 10827), (8421, 9531)]