217420410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{25609}}^1$

素因数の和:25902

約数の個数: 32

約数和(自身を含む): 523673280

約数和(自身を除く): 306252870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 283, 566, 849, 1415, 1698, 2830, 4245, 8490, 25609, 51218, 76827, 128045, 153654, 256090, 384135, 768270, 7247347, 14494694, 21742041, 36236735, 43484082, 72473470, 108710205, 217420410]

約数ペア:

[(1, 217420410), (2, 108710205), (3, 72473470), (5, 43484082), (6, 36236735), (10, 21742041), (15, 14494694), (30, 7247347), (283, 768270), (566, 384135), (849, 256090), (1415, 153654), (1698, 128045), (2830, 76827), (4245, 51218), (8490, 25609)]