81002404

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28643}}^1$

素因数の和:28755

約数の個数: 24

約数和(自身を含む): 163614528

約数和(自身を除く): 82612124

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28643, 57286, 114572, 200501, 401002, 802004, 2892943, 5785886, 11571772, 20250601, 40501202, 81002404]

約数ペア:

[(1, 81002404), (2, 40501202), (4, 20250601), (7, 11571772), (14, 5785886), (28, 2892943), (101, 802004), (202, 401002), (404, 200501), (707, 114572), (1414, 57286), (2828, 28643)]