1331507986

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 2076991488

約数和(自身を除く): 745483502

約数列:

[1, 2, 43, 86, 103, 191, 206, 382, 787, 1574, 4429, 8213, 8858, 16426, 19673, 33841, 39346, 67682, 81061, 150317, 162122, 300634, 845939, 1691878, 3485623, 6463631, 6971246, 12927262, 15482651, 30965302, 665753993, 1331507986]

約数ペア:

[(1, 1331507986), (2, 665753993), (43, 30965302), (86, 15482651), (103, 12927262), (191, 6971246), (206, 6463631), (382, 3485623), (787, 1691878), (1574, 845939), (4429, 300634), (8213, 162122), (8858, 150317), (16426, 81061), (19673, 67682), (33841, 39346)]