28947195

素因数分解:

$3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2503}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 50390496

約数和(自身を除く): 21443301

約数列:

[1, 3, 5, 9, 15, 45, 257, 771, 1285, 2313, 2503, 3855, 7509, 11565, 12515, 22527, 37545, 112635, 643271, 1929813, 3216355, 5789439, 9649065, 28947195]

約数ペア:

[(1, 28947195), (3, 9649065), (5, 5789439), (9, 3216355), (15, 1929813), (45, 643271), (257, 112635), (771, 37545), (1285, 22527), (2313, 12515), (2503, 11565), (3855, 7509)]