7742735

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 13518576

約数和(自身を除く): 5775841

約数列:

[1, 5, 7, 11, 13, 17, 35, 49, 55, 65, 77, 85, 91, 119, 143, 169, 187, 221, 245, 385, 455, 539, 595, 637, 715, 833, 845, 935, 1001, 1105, 1183, 1309, 1547, 1859, 2431, 2695, 2873, 3185, 4165, 5005, 5915, 6545, 7007, 7735, 8281, 9163, 9295, 10829, 12155, 13013, 14365, 17017, 20111, 31603, 35035, 41405, 45815, 54145, 65065, 85085, 91091, 100555, 119119, 140777, 158015, 221221, 455455, 595595, 703885, 1106105, 1548547, 7742735]

約数ペア:

[(1, 7742735), (5, 1548547), (7, 1106105), (11, 703885), (13, 595595), (17, 455455), (35, 221221), (49, 158015), (55, 140777), (65, 119119), (77, 100555), (85, 91091), (91, 85085), (119, 65065), (143, 54145), (169, 45815), (187, 41405), (221, 35035), (245, 31603), (385, 20111), (455, 17017), (539, 14365), (595, 13013), (637, 12155), (715, 10829), (833, 9295), (845, 9163), (935, 8281), (1001, 7735), (1105, 7007), (1183, 6545), (1309, 5915), (1547, 5005), (1859, 4165), (2431, 3185), (2695, 2873)]