16118955

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1979}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 28108080

約数和(自身を除く): 11989125

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 1979, 2715, 5937, 8145, 9895, 17811, 29685, 89055, 358199, 1074597, 1790995, 3223791, 5372985, 16118955]

約数ペア:

[(1, 16118955), (3, 5372985), (5, 3223791), (9, 1790995), (15, 1074597), (45, 358199), (181, 89055), (543, 29685), (905, 17811), (1629, 9895), (1979, 8145), (2715, 5937)]