16881915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^2$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 28085040

約数和(自身を除く): 11203125

約数列:

[1, 3, 5, 15, 29, 87, 145, 197, 435, 591, 985, 2955, 5713, 17139, 28565, 38809, 85695, 116427, 194045, 582135, 1125461, 3376383, 5627305, 16881915]

約数ペア:

[(1, 16881915), (3, 5627305), (5, 3376383), (15, 1125461), (29, 582135), (87, 194045), (145, 116427), (197, 85695), (435, 38809), (591, 28565), (985, 17139), (2955, 5713)]