16886865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 29237760

約数和(自身を除く): 12350895

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 1409, 2397, 3995, 4227, 7045, 11985, 21135, 23953, 66223, 71859, 119765, 198669, 331115, 359295, 993345, 1125791, 3377373, 5628955, 16886865]

約数ペア:

[(1, 16886865), (3, 5628955), (5, 3377373), (15, 1125791), (17, 993345), (47, 359295), (51, 331115), (85, 198669), (141, 119765), (235, 71859), (255, 66223), (705, 23953), (799, 21135), (1409, 11985), (2397, 7045), (3995, 4227)]