30851037

素因数分解:

$3^5\times 7^2\times {\mathrm{2591}}^1$

素因数の和:2620

約数の個数: 36

約数和(自身を含む): 53778816

約数和(自身を除く): 22927779

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 2591, 3969, 7773, 11907, 18137, 23319, 54411, 69957, 126959, 163233, 209871, 380877, 489699, 629613, 1142631, 1469097, 3427893, 4407291, 10283679, 30851037]

約数ペア:

[(1, 30851037), (3, 10283679), (7, 4407291), (9, 3427893), (21, 1469097), (27, 1142631), (49, 629613), (63, 489699), (81, 380877), (147, 209871), (189, 163233), (243, 126959), (441, 69957), (567, 54411), (1323, 23319), (1701, 18137), (2591, 11907), (3969, 7773)]