2878049187

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{76157}}^1$

素因数の和:76212

約数の個数: 48

約数和(自身を含む): 4989872160

約数和(自身を除く): 2111822973

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 323, 663, 741, 969, 1989, 2223, 2907, 4199, 12597, 37791, 76157, 228471, 685413, 990041, 1294669, 1446983, 2970123, 3884007, 4340949, 8910369, 11652021, 13022847, 16830697, 18810779, 24598711, 50492091, 56432337, 73796133, 151476273, 169297011, 221388399, 319783243, 959349729, 2878049187]

約数ペア:

[(1, 2878049187), (3, 959349729), (9, 319783243), (13, 221388399), (17, 169297011), (19, 151476273), (39, 73796133), (51, 56432337), (57, 50492091), (117, 24598711), (153, 18810779), (171, 16830697), (221, 13022847), (247, 11652021), (323, 8910369), (663, 4340949), (741, 3884007), (969, 2970123), (1989, 1446983), (2223, 1294669), (2907, 990041), (4199, 685413), (12597, 228471), (37791, 76157)]