2491065

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 4355208

約数和(自身を除く): 1864143

約数列:

[1, 3, 5, 9, 15, 45, 197, 281, 591, 843, 985, 1405, 1773, 2529, 2955, 4215, 8865, 12645, 55357, 166071, 276785, 498213, 830355, 2491065]

約数ペア:

[(1, 2491065), (3, 830355), (5, 498213), (9, 276785), (15, 166071), (45, 55357), (197, 12645), (281, 8865), (591, 4215), (843, 2955), (985, 2529), (1405, 1773)]