199417395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{5179}}^1$

素因数の和:5355

約数の個数: 32

約数和(自身を含む): 340139520

約数和(自身を除く): 140722125

約数列:

[1, 3, 5, 15, 17, 51, 85, 151, 255, 453, 755, 2265, 2567, 5179, 7701, 12835, 15537, 25895, 38505, 77685, 88043, 264129, 440215, 782029, 1320645, 2346087, 3910145, 11730435, 13294493, 39883479, 66472465, 199417395]

約数ペア:

[(1, 199417395), (3, 66472465), (5, 39883479), (15, 13294493), (17, 11730435), (51, 3910145), (85, 2346087), (151, 1320645), (255, 782029), (453, 440215), (755, 264129), (2265, 88043), (2567, 77685), (5179, 38505), (7701, 25895), (12835, 15537)]