128817963

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{953}}^1$

素因数の和:1635

約数の個数: 24

約数和(自身を含む): 194661792

約数和(自身を除く): 65843829

約数列:

[1, 3, 9, 23, 69, 207, 653, 953, 1959, 2859, 5877, 8577, 15019, 21919, 45057, 65757, 135171, 197271, 622309, 1866927, 5600781, 14313107, 42939321, 128817963]

約数ペア:

[(1, 128817963), (3, 42939321), (9, 14313107), (23, 5600781), (69, 1866927), (207, 622309), (653, 197271), (953, 135171), (1959, 65757), (2859, 45057), (5877, 21919), (8577, 15019)]