42489915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1129}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 73657920

約数和(自身を除く): 31168005

約数列:

[1, 3, 5, 13, 15, 39, 65, 193, 195, 579, 965, 1129, 2509, 2895, 3387, 5645, 7527, 12545, 14677, 16935, 37635, 44031, 73385, 217897, 220155, 653691, 1089485, 2832661, 3268455, 8497983, 14163305, 42489915]

約数ペア:

[(1, 42489915), (3, 14163305), (5, 8497983), (13, 3268455), (15, 2832661), (39, 1089485), (65, 653691), (193, 220155), (195, 217897), (579, 73385), (965, 44031), (1129, 37635), (2509, 16935), (2895, 14677), (3387, 12545), (5645, 7527)]