1277491544

素因数分解:

$2^3\times 7^2\times {\mathrm{1321}}^1\times {\mathrm{2467}}^1$

素因数の和:3808

約数の個数: 48

約数和(自身を含む): 2789605080

約数和(自身を除く): 1512113536

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 1321, 2467, 2642, 4934, 5284, 9247, 9868, 10568, 17269, 18494, 19736, 34538, 36988, 64729, 69076, 73976, 120883, 129458, 138152, 241766, 258916, 483532, 517832, 967064, 3258907, 6517814, 13035628, 22812349, 26071256, 45624698, 91249396, 159686443, 182498792, 319372886, 638745772, 1277491544]

約数ペア:

[(1, 1277491544), (2, 638745772), (4, 319372886), (7, 182498792), (8, 159686443), (14, 91249396), (28, 45624698), (49, 26071256), (56, 22812349), (98, 13035628), (196, 6517814), (392, 3258907), (1321, 967064), (2467, 517832), (2642, 483532), (4934, 258916), (5284, 241766), (9247, 138152), (9868, 129458), (10568, 120883), (17269, 73976), (18494, 69076), (19736, 64729), (34538, 36988)]