221570671

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{1217}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 261918720

約数和(自身を除く): 40348049

約数列:

[1, 7, 31, 217, 839, 1217, 5873, 8519, 26009, 37727, 182063, 264089, 1021063, 7147441, 31652953, 221570671]

約数ペア:

[(1, 221570671), (7, 31652953), (31, 7147441), (217, 1021063), (839, 264089), (1217, 182063), (5873, 37727), (8519, 26009)]