3984876

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{251}}^1$

素因数の和:281

約数の個数: 90

約数和(自身を含む): 12166308

約数和(自身を除く): 8181432

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 251, 252, 294, 324, 378, 441, 502, 567, 588, 753, 756, 882, 1004, 1134, 1323, 1506, 1757, 1764, 2259, 2268, 2646, 3012, 3514, 3969, 4518, 5271, 5292, 6777, 7028, 7938, 9036, 10542, 12299, 13554, 15813, 15876, 20331, 21084, 24598, 27108, 31626, 36897, 40662, 47439, 49196, 63252, 73794, 81324, 94878, 110691, 142317, 147588, 189756, 221382, 284634, 332073, 442764, 569268, 664146, 996219, 1328292, 1992438, 3984876]

約数ペア:

[(1, 3984876), (2, 1992438), (3, 1328292), (4, 996219), (6, 664146), (7, 569268), (9, 442764), (12, 332073), (14, 284634), (18, 221382), (21, 189756), (27, 147588), (28, 142317), (36, 110691), (42, 94878), (49, 81324), (54, 73794), (63, 63252), (81, 49196), (84, 47439), (98, 40662), (108, 36897), (126, 31626), (147, 27108), (162, 24598), (189, 21084), (196, 20331), (251, 15876), (252, 15813), (294, 13554), (324, 12299), (378, 10542), (441, 9036), (502, 7938), (567, 7028), (588, 6777), (753, 5292), (756, 5271), (882, 4518), (1004, 3969), (1134, 3514), (1323, 3012), (1506, 2646), (1757, 2268), (1764, 2259)]