4856215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 7220448

約数和(自身を除く): 2364233

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 821, 845, 1183, 4105, 5747, 5915, 10673, 28735, 53365, 74711, 138749, 373555, 693745, 971243, 4856215]

約数ペア:

[(1, 4856215), (5, 971243), (7, 693745), (13, 373555), (35, 138749), (65, 74711), (91, 53365), (169, 28735), (455, 10673), (821, 5915), (845, 5747), (1183, 4105)]