16960455

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1808

約数の個数: 32

約数和(自身を含む): 30582720

約数和(自身を除く): 13622265

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1721, 1971, 3285, 5163, 8605, 9855, 15489, 25815, 46467, 77445, 125633, 232335, 376899, 628165, 1130697, 1884495, 3392091, 5653485, 16960455]

約数ペア:

[(1, 16960455), (3, 5653485), (5, 3392091), (9, 1884495), (15, 1130697), (27, 628165), (45, 376899), (73, 232335), (135, 125633), (219, 77445), (365, 46467), (657, 25815), (1095, 15489), (1721, 9855), (1971, 8605), (3285, 5163)]