12320445

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 20574720

約数和(自身を除く): 8254275

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 281, 395, 555, 843, 1185, 1405, 2923, 4215, 8769, 10397, 14615, 22199, 31191, 43845, 51985, 66597, 110995, 155955, 332985, 821363, 2464089, 4106815, 12320445]

約数ペア:

[(1, 12320445), (3, 4106815), (5, 2464089), (15, 821363), (37, 332985), (79, 155955), (111, 110995), (185, 66597), (237, 51985), (281, 43845), (395, 31191), (555, 22199), (843, 14615), (1185, 10397), (1405, 8769), (2923, 4215)]