81527649

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 126846720

約数和(自身を除く): 45319071

約数列:

[1, 3, 7, 21, 89, 181, 241, 267, 543, 623, 723, 1267, 1687, 1869, 3801, 5061, 16109, 21449, 43621, 48327, 64347, 112763, 130863, 150143, 305347, 338289, 450429, 916041, 3882269, 11646807, 27175883, 81527649]

約数ペア:

[(1, 81527649), (3, 27175883), (7, 11646807), (21, 3882269), (89, 916041), (181, 450429), (241, 338289), (267, 305347), (543, 150143), (623, 130863), (723, 112763), (1267, 64347), (1687, 48327), (1869, 43621), (3801, 21449), (5061, 16109)]