12872055

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 24361344

約数和(自身を除く): 11489289

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 211, 245, 249, 415, 581, 633, 735, 1055, 1245, 1477, 1743, 2905, 3165, 4067, 4431, 7385, 8715, 10339, 12201, 17513, 20335, 22155, 31017, 51695, 52539, 61005, 87565, 122591, 155085, 262695, 367773, 612955, 858137, 1838865, 2574411, 4290685, 12872055]

約数ペア:

[(1, 12872055), (3, 4290685), (5, 2574411), (7, 1838865), (15, 858137), (21, 612955), (35, 367773), (49, 262695), (83, 155085), (105, 122591), (147, 87565), (211, 61005), (245, 52539), (249, 51695), (415, 31017), (581, 22155), (633, 20335), (735, 17513), (1055, 12201), (1245, 10339), (1477, 8715), (1743, 7385), (2905, 4431), (3165, 4067)]