61017921

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 93899520

約数和(自身を除く): 32881599

約数列:

[1, 3, 9, 27, 37, 103, 111, 309, 333, 593, 927, 999, 1779, 2781, 3811, 5337, 11433, 16011, 21941, 34299, 61079, 65823, 102897, 183237, 197469, 549711, 592407, 1649133, 2259923, 6779769, 20339307, 61017921]

約数ペア:

[(1, 61017921), (3, 20339307), (9, 6779769), (27, 2259923), (37, 1649133), (103, 592407), (111, 549711), (309, 197469), (333, 183237), (593, 102897), (927, 65823), (999, 61079), (1779, 34299), (2781, 21941), (3811, 16011), (5337, 11433)]