221256292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{171251}}^1$

素因数の和:171291

約数の個数: 24

約数和(自身を含む): 431555040

約数和(自身を除く): 210298748

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 171251, 342502, 685004, 2911267, 3253769, 5822534, 6507538, 11645068, 13015076, 55314073, 110628146, 221256292]

約数ペア:

[(1, 221256292), (2, 110628146), (4, 55314073), (17, 13015076), (19, 11645068), (34, 6507538), (38, 5822534), (68, 3253769), (76, 2911267), (323, 685004), (646, 342502), (1292, 171251)]