12207615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 24082272

約数和(自身を除く): 11874657

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 977, 1785, 2499, 2931, 4165, 4885, 6839, 12495, 14655, 16609, 20517, 34195, 47873, 49827, 83045, 102585, 116263, 143619, 239365, 249135, 348789, 581315, 718095, 813841, 1743945, 2441523, 4069205, 12207615]

約数ペア:

[(1, 12207615), (3, 4069205), (5, 2441523), (7, 1743945), (15, 813841), (17, 718095), (21, 581315), (35, 348789), (49, 249135), (51, 239365), (85, 143619), (105, 116263), (119, 102585), (147, 83045), (245, 49827), (255, 47873), (357, 34195), (595, 20517), (735, 16609), (833, 14655), (977, 12495), (1785, 6839), (2499, 4885), (2931, 4165)]