260823555

素因数分解:

$3^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2917}}^1$

素因数の和:4915

約数の個数: 24

約数和(自身を含む): 452476752

約数和(自身を除く): 191653197

約数列:

[1, 3, 5, 9, 15, 45, 1987, 2917, 5961, 8751, 9935, 14585, 17883, 26253, 29805, 43755, 89415, 131265, 5796079, 17388237, 28980395, 52164711, 86941185, 260823555]

約数ペア:

[(1, 260823555), (3, 86941185), (5, 52164711), (9, 28980395), (15, 17388237), (45, 5796079), (1987, 131265), (2917, 89415), (5961, 43755), (8751, 29805), (9935, 26253), (14585, 17883)]