1221945090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{490741}}^1$

素因数の和:490834

約数の個数: 32

約数和(自身を含む): 2968007616

約数和(自身を除く): 1746062526

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 490741, 981482, 1472223, 2453705, 2944446, 4907410, 7361115, 14722230, 40731503, 81463006, 122194509, 203657515, 244389018, 407315030, 610972545, 1221945090]

約数ペア:

[(1, 1221945090), (2, 610972545), (3, 407315030), (5, 244389018), (6, 203657515), (10, 122194509), (15, 81463006), (30, 40731503), (83, 14722230), (166, 7361115), (249, 4907410), (415, 2944446), (498, 2453705), (830, 1472223), (1245, 981482), (2490, 490741)]