6840645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 13099968

約数和(自身を除く): 6259323

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 227, 245, 287, 615, 681, 735, 861, 1135, 1435, 1589, 2009, 3405, 4305, 4767, 6027, 7945, 9307, 10045, 11123, 23835, 27921, 30135, 33369, 46535, 55615, 65149, 139605, 166845, 195447, 325745, 456043, 977235, 1368129, 2280215, 6840645]

約数ペア:

[(1, 6840645), (3, 2280215), (5, 1368129), (7, 977235), (15, 456043), (21, 325745), (35, 195447), (41, 166845), (49, 139605), (105, 65149), (123, 55615), (147, 46535), (205, 33369), (227, 30135), (245, 27921), (287, 23835), (615, 11123), (681, 10045), (735, 9307), (861, 7945), (1135, 6027), (1435, 4767), (1589, 4305), (2009, 3405)]