68978886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2617}}^1$

素因数の和:2836

約数の個数: 32

約数和(自身を含む): 144764928

約数和(自身を除く): 75786042

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 191, 382, 573, 1146, 2617, 4393, 5234, 7851, 8786, 13179, 15702, 26358, 60191, 120382, 180573, 361146, 499847, 999694, 1499541, 2999082, 11496481, 22992962, 34489443, 68978886]

約数ペア:

[(1, 68978886), (2, 34489443), (3, 22992962), (6, 11496481), (23, 2999082), (46, 1499541), (69, 999694), (138, 499847), (191, 361146), (382, 180573), (573, 120382), (1146, 60191), (2617, 26358), (4393, 15702), (5234, 13179), (7851, 8786)]