8257158

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 22333584

約数和(自身を除く): 14076426

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 71, 78, 91, 117, 126, 142, 182, 213, 234, 273, 426, 497, 546, 639, 819, 923, 994, 1278, 1491, 1638, 1846, 2769, 2982, 4473, 5041, 5538, 6461, 8307, 8946, 10082, 12922, 15123, 16614, 19383, 30246, 35287, 38766, 45369, 58149, 65533, 70574, 90738, 105861, 116298, 131066, 196599, 211722, 317583, 393198, 458731, 589797, 635166, 917462, 1179594, 1376193, 2752386, 4128579, 8257158]

約数ペア:

[(1, 8257158), (2, 4128579), (3, 2752386), (6, 1376193), (7, 1179594), (9, 917462), (13, 635166), (14, 589797), (18, 458731), (21, 393198), (26, 317583), (39, 211722), (42, 196599), (63, 131066), (71, 116298), (78, 105861), (91, 90738), (117, 70574), (126, 65533), (142, 58149), (182, 45369), (213, 38766), (234, 35287), (273, 30246), (426, 19383), (497, 16614), (546, 15123), (639, 12922), (819, 10082), (923, 8946), (994, 8307), (1278, 6461), (1491, 5538), (1638, 5041), (1846, 4473), (2769, 2982)]