15660447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 8669793

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 439, 517, 759, 1081, 1317, 1551, 3243, 4829, 10097, 11891, 14487, 20633, 30291, 35673, 61899, 111067, 226963, 333201, 474559, 680889, 1423677, 5220149, 15660447]

約数ペア:

[(1, 15660447), (3, 5220149), (11, 1423677), (23, 680889), (33, 474559), (47, 333201), (69, 226963), (141, 111067), (253, 61899), (439, 35673), (517, 30291), (759, 20633), (1081, 14487), (1317, 11891), (1551, 10097), (3243, 4829)]