2563974

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 120

約数和(自身を含む): 7448760

約数和(自身を除く): 4884786

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 27, 34, 38, 42, 49, 51, 54, 57, 63, 81, 98, 102, 114, 119, 126, 133, 147, 153, 162, 171, 189, 238, 266, 294, 306, 323, 342, 357, 378, 399, 441, 459, 513, 567, 646, 714, 798, 833, 882, 918, 931, 969, 1026, 1071, 1134, 1197, 1323, 1377, 1539, 1666, 1862, 1938, 2142, 2261, 2394, 2499, 2646, 2754, 2793, 2907, 3078, 3213, 3591, 3969, 4522, 4998, 5586, 5814, 6426, 6783, 7182, 7497, 7938, 8379, 8721, 9639, 10773, 13566, 14994, 15827, 16758, 17442, 19278, 20349, 21546, 22491, 25137, 26163, 31654, 40698, 44982, 47481, 50274, 52326, 61047, 67473, 75411, 94962, 122094, 134946, 142443, 150822, 183141, 284886, 366282, 427329, 854658, 1281987, 2563974]

約数ペア:

[(1, 2563974), (2, 1281987), (3, 854658), (6, 427329), (7, 366282), (9, 284886), (14, 183141), (17, 150822), (18, 142443), (19, 134946), (21, 122094), (27, 94962), (34, 75411), (38, 67473), (42, 61047), (49, 52326), (51, 50274), (54, 47481), (57, 44982), (63, 40698), (81, 31654), (98, 26163), (102, 25137), (114, 22491), (119, 21546), (126, 20349), (133, 19278), (147, 17442), (153, 16758), (162, 15827), (171, 14994), (189, 13566), (238, 10773), (266, 9639), (294, 8721), (306, 8379), (323, 7938), (342, 7497), (357, 7182), (378, 6783), (399, 6426), (441, 5814), (459, 5586), (513, 4998), (567, 4522), (646, 3969), (714, 3591), (798, 3213), (833, 3078), (882, 2907), (918, 2793), (931, 2754), (969, 2646), (1026, 2499), (1071, 2394), (1134, 2261), (1197, 2142), (1323, 1938), (1377, 1862), (1539, 1666)]