1296666

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 3302208

約数和(自身を除く): 2005542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 251, 287, 369, 502, 574, 738, 753, 861, 1506, 1722, 1757, 2259, 2583, 3514, 4518, 5166, 5271, 10291, 10542, 15813, 20582, 30873, 31626, 61746, 72037, 92619, 144074, 185238, 216111, 432222, 648333, 1296666]

約数ペア:

[(1, 1296666), (2, 648333), (3, 432222), (6, 216111), (7, 185238), (9, 144074), (14, 92619), (18, 72037), (21, 61746), (41, 31626), (42, 30873), (63, 20582), (82, 15813), (123, 10542), (126, 10291), (246, 5271), (251, 5166), (287, 4518), (369, 3514), (502, 2583), (574, 2259), (738, 1757), (753, 1722), (861, 1506)]