55381815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{733}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 101679552

約数和(自身を除く): 46297737

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 73, 115, 207, 219, 345, 365, 657, 733, 1035, 1095, 1679, 2199, 3285, 3665, 5037, 6597, 8395, 10995, 15111, 16859, 25185, 32985, 50577, 53509, 75555, 84295, 151731, 160527, 252885, 267545, 481581, 758655, 802635, 1230707, 2407905, 3692121, 6153535, 11076363, 18460605, 55381815]

約数ペア:

[(1, 55381815), (3, 18460605), (5, 11076363), (9, 6153535), (15, 3692121), (23, 2407905), (45, 1230707), (69, 802635), (73, 758655), (115, 481581), (207, 267545), (219, 252885), (345, 160527), (365, 151731), (657, 84295), (733, 75555), (1035, 53509), (1095, 50577), (1679, 32985), (2199, 25185), (3285, 16859), (3665, 15111), (5037, 10995), (6597, 8395)]