28415745

素因数分解:

$3^3\times 5^1\times {\mathrm{210487}}^1$

素因数の和:210501

約数の個数: 16

約数和(自身を含む): 50517120

約数和(自身を除く): 22101375

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 210487, 631461, 1052435, 1894383, 3157305, 5683149, 9471915, 28415745]

約数ペア:

[(1, 28415745), (3, 9471915), (5, 5683149), (9, 3157305), (15, 1894383), (27, 1052435), (45, 631461), (135, 210487)]