15642369

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{25189}}^1$

素因数の和:25221

約数の個数: 16

約数和(自身を含む): 24182400

約数和(自身を除く): 8540031

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 25189, 75567, 226701, 579347, 680103, 1738041, 5214123, 15642369]

約数ペア:

[(1, 15642369), (3, 5214123), (9, 1738041), (23, 680103), (27, 579347), (69, 226701), (207, 75567), (621, 25189)]