142321851

素因数分解:

$3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{6473}}^1$

素因数の和:6835

約数の個数: 24

約数和(自身を含む): 235653600

約数和(自身を除く): 93331749

約数列:

[1, 3, 7, 9, 21, 63, 349, 1047, 2443, 3141, 6473, 7329, 19419, 21987, 45311, 58257, 135933, 407799, 2259077, 6777231, 15813539, 20331693, 47440617, 142321851]

約数ペア:

[(1, 142321851), (3, 47440617), (7, 20331693), (9, 15813539), (21, 6777231), (63, 2259077), (349, 407799), (1047, 135933), (2443, 58257), (3141, 45311), (6473, 21987), (7329, 19419)]