237679815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{997}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 397794816

約数和(自身を除く): 160115001

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 691, 997, 2073, 2991, 3455, 4985, 10365, 14955, 15893, 22931, 47679, 68793, 79465, 114655, 238395, 343965, 688927, 2066781, 3444635, 10333905, 15845321, 47535963, 79226605, 237679815]

約数ペア:

[(1, 237679815), (3, 79226605), (5, 47535963), (15, 15845321), (23, 10333905), (69, 3444635), (115, 2066781), (345, 688927), (691, 343965), (997, 238395), (2073, 114655), (2991, 79465), (3455, 68793), (4985, 47679), (10365, 22931), (14955, 15893)]