857421531

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24223}}^1$

素因数の和:24277

約数の個数: 40

約数和(自身を含む): 1406929920

約数和(自身を除く): 549508389

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 513, 621, 1311, 1539, 1863, 3933, 11799, 24223, 35397, 72669, 218007, 460237, 557129, 654021, 1380711, 1671387, 1962063, 4142133, 5014161, 10585451, 12426399, 15042483, 31756353, 37279197, 45127449, 95269059, 285807177, 857421531]

約数ペア:

[(1, 857421531), (3, 285807177), (9, 95269059), (19, 45127449), (23, 37279197), (27, 31756353), (57, 15042483), (69, 12426399), (81, 10585451), (171, 5014161), (207, 4142133), (437, 1962063), (513, 1671387), (621, 1380711), (1311, 654021), (1539, 557129), (1863, 460237), (3933, 218007), (11799, 72669), (24223, 35397)]