28867485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 48037248

約数和(自身を除く): 19169763

約数列:

[1, 3, 5, 15, 41, 73, 123, 205, 219, 365, 615, 643, 1095, 1929, 2993, 3215, 8979, 9645, 14965, 26363, 44895, 46939, 79089, 131815, 140817, 234695, 395445, 704085, 1924499, 5773497, 9622495, 28867485]

約数ペア:

[(1, 28867485), (3, 9622495), (5, 5773497), (15, 1924499), (41, 704085), (73, 395445), (123, 234695), (205, 140817), (219, 131815), (365, 79089), (615, 46939), (643, 44895), (1095, 26363), (1929, 14965), (2993, 9645), (3215, 8979)]