28921245

素因数分解:

$3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4219}}^1$

素因数の和:4684

約数の個数: 16

約数和(自身を含む): 46386240

約数和(自身を除く): 17464995

約数列:

[1, 3, 5, 15, 457, 1371, 2285, 4219, 6855, 12657, 21095, 63285, 1928083, 5784249, 9640415, 28921245]

約数ペア:

[(1, 28921245), (3, 9640415), (5, 5784249), (15, 1928083), (457, 63285), (1371, 21095), (2285, 12657), (4219, 6855)]