81330452

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28759}}^1$

素因数の和:28871

約数の個数: 24

約数和(自身を含む): 164277120

約数和(自身を除く): 82946668

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28759, 57518, 115036, 201313, 402626, 805252, 2904659, 5809318, 11618636, 20332613, 40665226, 81330452]

約数ペア:

[(1, 81330452), (2, 40665226), (4, 20332613), (7, 11618636), (14, 5809318), (28, 2904659), (101, 805252), (202, 402626), (404, 201313), (707, 115036), (1414, 57518), (2828, 28759)]