18142215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13291}}^1$

素因数の和:13319

約数の個数: 32

約数和(自身を含む): 35728896

約数和(自身を除く): 17586681

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 13291, 39873, 66455, 93037, 172783, 199365, 279111, 465185, 518349, 863915, 1209481, 1395555, 2591745, 3628443, 6047405, 18142215]

約数ペア:

[(1, 18142215), (3, 6047405), (5, 3628443), (7, 2591745), (13, 1395555), (15, 1209481), (21, 863915), (35, 518349), (39, 465185), (65, 279111), (91, 199365), (105, 172783), (195, 93037), (273, 66455), (455, 39873), (1365, 13291)]