2227815

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 3988608

約数和(自身を除く): 1760793

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 1597, 4791, 7985, 14373, 23955, 49507, 71865, 148521, 247535, 445563, 742605, 2227815]

約数ペア:

[(1, 2227815), (3, 742605), (5, 445563), (9, 247535), (15, 148521), (31, 71865), (45, 49507), (93, 23955), (155, 14373), (279, 7985), (465, 4791), (1395, 1597)]