1630005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 2828448

約数和(自身を除く): 1198443

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 643, 845, 1929, 2535, 3215, 8359, 9645, 25077, 41795, 108667, 125385, 326001, 543335, 1630005]

約数ペア:

[(1, 1630005), (3, 543335), (5, 326001), (13, 125385), (15, 108667), (39, 41795), (65, 25077), (169, 9645), (195, 8359), (507, 3215), (643, 2535), (845, 1929)]