8447894

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 16758000

約数和(自身を除く): 8310106

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 349, 494, 637, 698, 931, 1274, 1729, 1862, 2443, 3458, 4537, 4886, 6631, 9074, 12103, 13262, 17101, 24206, 31759, 34202, 46417, 63518, 86203, 92834, 172406, 222313, 324919, 444626, 603421, 649838, 1206842, 4223947, 8447894]

約数ペア:

[(1, 8447894), (2, 4223947), (7, 1206842), (13, 649838), (14, 603421), (19, 444626), (26, 324919), (38, 222313), (49, 172406), (91, 92834), (98, 86203), (133, 63518), (182, 46417), (247, 34202), (266, 31759), (349, 24206), (494, 17101), (637, 13262), (698, 12103), (931, 9074), (1274, 6631), (1729, 4886), (1862, 4537), (2443, 3458)]