13133820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31271}}^1$

素因数の和:31290

約数の個数: 48

約数和(自身を含む): 42029568

約数和(自身を除く): 28895748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31271, 62542, 93813, 125084, 156355, 187626, 218897, 312710, 375252, 437794, 469065, 625420, 656691, 875588, 938130, 1094485, 1313382, 1876260, 2188970, 2626764, 3283455, 4377940, 6566910, 13133820]

約数ペア:

[(1, 13133820), (2, 6566910), (3, 4377940), (4, 3283455), (5, 2626764), (6, 2188970), (7, 1876260), (10, 1313382), (12, 1094485), (14, 938130), (15, 875588), (20, 656691), (21, 625420), (28, 469065), (30, 437794), (35, 375252), (42, 312710), (60, 218897), (70, 187626), (84, 156355), (105, 125084), (140, 93813), (210, 62542), (420, 31271)]