16222725

素因数分解:

$3^2\times 5^2\times {\mathrm{72101}}^1$

素因数の和:72117

約数の個数: 18

約数和(自身を含む): 29057106

約数和(自身を除く): 12834381

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 72101, 216303, 360505, 648909, 1081515, 1802525, 3244545, 5407575, 16222725]

約数ペア:

[(1, 16222725), (3, 5407575), (5, 3244545), (9, 1802525), (15, 1081515), (25, 648909), (45, 360505), (75, 216303), (225, 72101)]