86654981

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 104011776

約数和(自身を除く): 17356795

約数列:

[1, 7, 47, 49, 191, 197, 329, 1337, 1379, 2303, 8977, 9259, 9359, 9653, 37627, 62839, 64813, 263389, 439873, 453691, 1768469, 1843723, 12379283, 86654981]

約数ペア:

[(1, 86654981), (7, 12379283), (47, 1843723), (49, 1768469), (191, 453691), (197, 439873), (329, 263389), (1337, 64813), (1379, 62839), (2303, 37627), (8977, 9653), (9259, 9359)]