219570878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{757}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 368388000

約数和(自身を除く): 148817122

約数列:

[1, 2, 17, 19, 34, 38, 323, 449, 646, 757, 898, 1514, 7633, 8531, 12869, 14383, 15266, 17062, 25738, 28766, 145027, 244511, 290054, 339893, 489022, 679786, 5778181, 6457967, 11556362, 12915934, 109785439, 219570878]

約数ペア:

[(1, 219570878), (2, 109785439), (17, 12915934), (19, 11556362), (34, 6457967), (38, 5778181), (323, 679786), (449, 489022), (646, 339893), (757, 290054), (898, 244511), (1514, 145027), (7633, 28766), (8531, 25738), (12869, 17062), (14383, 15266)]