209640365

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{827}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 277512480

約数和(自身を除く): 67872115

約数列:

[1, 5, 11, 55, 121, 419, 605, 827, 2095, 4135, 4609, 9097, 23045, 45485, 50699, 100067, 253495, 346513, 500335, 1732565, 3811643, 19058215, 41928073, 209640365]

約数ペア:

[(1, 209640365), (5, 41928073), (11, 19058215), (55, 3811643), (121, 1732565), (419, 500335), (605, 346513), (827, 253495), (2095, 100067), (4135, 50699), (4609, 45485), (9097, 23045)]