15671879991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{91648421}}^1$

素因数の和:91648446

約数の個数: 12

約数和(自身を含む): 23828589720

約数和(自身を除く): 8156709729

約数列:

[1, 3, 9, 19, 57, 171, 91648421, 274945263, 824835789, 1741319999, 5223959997, 15671879991]

約数ペア:

[(1, 15671879991), (3, 5223959997), (9, 1741319999), (19, 824835789), (57, 274945263), (171, 91648421)]