2217075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 4333056

約数和(自身を除く): 2115981

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 103, 105, 123, 175, 205, 287, 309, 515, 525, 615, 721, 861, 1025, 1435, 1545, 2163, 2575, 3075, 3605, 4223, 4305, 7175, 7725, 10815, 12669, 18025, 21115, 21525, 29561, 54075, 63345, 88683, 105575, 147805, 316725, 443415, 739025, 2217075]

約数ペア:

[(1, 2217075), (3, 739025), (5, 443415), (7, 316725), (15, 147805), (21, 105575), (25, 88683), (35, 63345), (41, 54075), (75, 29561), (103, 21525), (105, 21115), (123, 18025), (175, 12669), (205, 10815), (287, 7725), (309, 7175), (515, 4305), (525, 4223), (615, 3605), (721, 3075), (861, 2575), (1025, 2163), (1435, 1545)]