30709518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{331}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 71935104

約数和(自身を除く): 41225586

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 331, 658, 662, 987, 993, 1974, 1986, 2209, 2317, 4418, 4634, 6627, 6951, 13254, 13902, 15463, 15557, 30926, 31114, 46389, 46671, 92778, 93342, 108899, 217798, 326697, 653394, 731179, 1462358, 2193537, 4387074, 5118253, 10236506, 15354759, 30709518]

約数ペア:

[(1, 30709518), (2, 15354759), (3, 10236506), (6, 5118253), (7, 4387074), (14, 2193537), (21, 1462358), (42, 731179), (47, 653394), (94, 326697), (141, 217798), (282, 108899), (329, 93342), (331, 92778), (658, 46671), (662, 46389), (987, 31114), (993, 30926), (1974, 15557), (1986, 15463), (2209, 13902), (2317, 13254), (4418, 6951), (4634, 6627)]