198939454

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{5261}}^1$

素因数の和:5380

約数の個数: 32

約数和(自身を含む): 355121856

約数和(自身を除く): 156182402

約数列:

[1, 2, 7, 14, 37, 73, 74, 146, 259, 511, 518, 1022, 2701, 5261, 5402, 10522, 18907, 36827, 37814, 73654, 194657, 384053, 389314, 768106, 1362599, 2688371, 2725198, 5376742, 14209961, 28419922, 99469727, 198939454]

約数ペア:

[(1, 198939454), (2, 99469727), (7, 28419922), (14, 14209961), (37, 5376742), (73, 2725198), (74, 2688371), (146, 1362599), (259, 768106), (511, 389314), (518, 384053), (1022, 194657), (2701, 73654), (5261, 37814), (5402, 36827), (10522, 18907)]