16420215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9199}}^1$

素因数の和:9231

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 15374985

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 9199, 27597, 45995, 64393, 137985, 156383, 193179, 321965, 469149, 781915, 965895, 1094681, 2345745, 3284043, 5473405, 16420215]

約数ペア:

[(1, 16420215), (3, 5473405), (5, 3284043), (7, 2345745), (15, 1094681), (17, 965895), (21, 781915), (35, 469149), (51, 321965), (85, 193179), (105, 156383), (119, 137985), (255, 64393), (357, 45995), (595, 27597), (1785, 9199)]