4047075

素因数分解:

$3^2\times 5^2\times {\mathrm{17987}}^1$

素因数の和:18003

約数の個数: 18

約数和(自身を含む): 7249164

約数和(自身を除く): 3202089

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 17987, 53961, 89935, 161883, 269805, 449675, 809415, 1349025, 4047075]

約数ペア:

[(1, 4047075), (3, 1349025), (5, 809415), (9, 449675), (15, 269805), (25, 161883), (45, 89935), (75, 53961), (225, 17987)]