142731031

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 160475040

約数和(自身を除く): 17744009

約数列:

[1, 17, 23, 109, 197, 289, 391, 1853, 2507, 3349, 4531, 6647, 21473, 31501, 42619, 56933, 77027, 365041, 493879, 724523, 1309459, 6205697, 8395943, 142731031]

約数ペア:

[(1, 142731031), (17, 8395943), (23, 6205697), (109, 1309459), (197, 724523), (289, 493879), (391, 365041), (1853, 77027), (2507, 56933), (3349, 42619), (4531, 31501), (6647, 21473)]