12431965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 18627840

約数和(自身を除く): 6195875

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 307, 445, 455, 623, 1157, 1535, 2149, 3115, 3991, 5785, 8099, 10745, 19955, 27323, 27937, 40495, 136615, 139685, 191261, 355199, 956305, 1775995, 2486393, 12431965]

約数ペア:

[(1, 12431965), (5, 2486393), (7, 1775995), (13, 956305), (35, 355199), (65, 191261), (89, 139685), (91, 136615), (307, 40495), (445, 27937), (455, 27323), (623, 19955), (1157, 10745), (1535, 8099), (2149, 5785), (3115, 3991)]