28315305

素因数分解:

$3^3\times 5^1\times {\mathrm{209743}}^1$

素因数の和:209757

約数の個数: 16

約数和(自身を含む): 50338560

約数和(自身を除く): 22023255

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209743, 629229, 1048715, 1887687, 3146145, 5663061, 9438435, 28315305]

約数ペア:

[(1, 28315305), (3, 9438435), (5, 5663061), (9, 3146145), (15, 1887687), (27, 1048715), (45, 629229), (135, 209743)]