131980082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 221168640

約数和(自身を除く): 89188558

約数列:

[1, 2, 13, 26, 31, 62, 373, 403, 439, 746, 806, 878, 4849, 5707, 9698, 11414, 11563, 13609, 23126, 27218, 150319, 163747, 176917, 300638, 327494, 353834, 2128711, 4257422, 5076157, 10152314, 65990041, 131980082]

約数ペア:

[(1, 131980082), (2, 65990041), (13, 10152314), (26, 5076157), (31, 4257422), (62, 2128711), (373, 353834), (403, 327494), (439, 300638), (746, 176917), (806, 163747), (878, 150319), (4849, 27218), (5707, 23126), (9698, 13609), (11414, 11563)]