2160105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 3763584

約数和(自身を除く): 1603479

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 197, 215, 255, 591, 645, 731, 985, 2193, 2955, 3349, 3655, 8471, 10047, 10965, 16745, 25413, 42355, 50235, 127065, 144007, 432021, 720035, 2160105]

約数ペア:

[(1, 2160105), (3, 720035), (5, 432021), (15, 144007), (17, 127065), (43, 50235), (51, 42355), (85, 25413), (129, 16745), (197, 10965), (215, 10047), (255, 8471), (591, 3655), (645, 3349), (731, 2955), (985, 2193)]