87579471

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 137963520

約数和(自身を除く): 50384049

約数列:

[1, 3, 7, 21, 47, 89, 141, 267, 329, 623, 987, 997, 1869, 2991, 4183, 6979, 12549, 20937, 29281, 46859, 87843, 88733, 140577, 266199, 328013, 621131, 984039, 1863393, 4170451, 12511353, 29193157, 87579471]

約数ペア:

[(1, 87579471), (3, 29193157), (7, 12511353), (21, 4170451), (47, 1863393), (89, 984039), (141, 621131), (267, 328013), (329, 266199), (623, 140577), (987, 88733), (997, 87843), (1869, 46859), (2991, 29281), (4183, 20937), (6979, 12549)]