281639402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5657}}^1$

素因数の和:5774

約数の個数: 32

約数和(自身を含む): 482333184

約数和(自身を除く): 200693782

約数列:

[1, 2, 11, 22, 31, 62, 73, 146, 341, 682, 803, 1606, 2263, 4526, 5657, 11314, 24893, 49786, 62227, 124454, 175367, 350734, 412961, 825922, 1929037, 3858074, 4542571, 9085142, 12801791, 25603582, 140819701, 281639402]

約数ペア:

[(1, 281639402), (2, 140819701), (11, 25603582), (22, 12801791), (31, 9085142), (62, 4542571), (73, 3858074), (146, 1929037), (341, 825922), (682, 412961), (803, 350734), (1606, 175367), (2263, 124454), (4526, 62227), (5657, 49786), (11314, 24893)]