4720515

素因数分解:

$3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{809}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 7581600

約数和(自身を除く): 2861085

約数列:

[1, 3, 5, 15, 389, 809, 1167, 1945, 2427, 4045, 5835, 12135, 314701, 944103, 1573505, 4720515]

約数ペア:

[(1, 4720515), (3, 1573505), (5, 944103), (15, 314701), (389, 12135), (809, 5835), (1167, 4045), (1945, 2427)]