217169078

素因数分解:

$2^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{3557}}^1$

素因数の和:3669

約数の個数: 32

約数和(自身を含む): 384264000

約数和(自身を除く): 167094922

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 343, 623, 686, 1246, 3557, 4361, 7114, 8722, 24899, 30527, 49798, 61054, 174293, 316573, 348586, 633146, 1220051, 2216011, 2440102, 4432022, 15512077, 31024154, 108584539, 217169078]

約数ペア:

[(1, 217169078), (2, 108584539), (7, 31024154), (14, 15512077), (49, 4432022), (89, 2440102), (98, 2216011), (178, 1220051), (343, 633146), (623, 348586), (686, 316573), (1246, 174293), (3557, 61054), (4361, 49798), (7114, 30527), (8722, 24899)]