7893531

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 13009920

約数和(自身を除く): 5116389

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 223, 437, 513, 621, 669, 1311, 1539, 1863, 2007, 3933, 4237, 5129, 6021, 11799, 12711, 15387, 18063, 35397, 38133, 46161, 97451, 114399, 138483, 292353, 343197, 415449, 877059, 2631177, 7893531]

約数ペア:

[(1, 7893531), (3, 2631177), (9, 877059), (19, 415449), (23, 343197), (27, 292353), (57, 138483), (69, 114399), (81, 97451), (171, 46161), (207, 38133), (223, 35397), (437, 18063), (513, 15387), (621, 12711), (669, 11799), (1311, 6021), (1539, 5129), (1863, 4237), (2007, 3933)]