4490115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 8618400

約数和(自身を除く): 4128285

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 149, 205, 245, 287, 447, 615, 735, 745, 861, 1043, 1435, 2009, 2235, 3129, 4305, 5215, 6027, 6109, 7301, 10045, 15645, 18327, 21903, 30135, 30545, 36505, 42763, 91635, 109515, 128289, 213815, 299341, 641445, 898023, 1496705, 4490115]

約数ペア:

[(1, 4490115), (3, 1496705), (5, 898023), (7, 641445), (15, 299341), (21, 213815), (35, 128289), (41, 109515), (49, 91635), (105, 42763), (123, 36505), (147, 30545), (149, 30135), (205, 21903), (245, 18327), (287, 15645), (447, 10045), (615, 7301), (735, 6109), (745, 6027), (861, 5215), (1043, 4305), (1435, 3129), (2009, 2235)]