28976766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 72403968

約数和(自身を除く): 43427202

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 73, 78, 91, 146, 182, 219, 273, 438, 511, 546, 727, 949, 1022, 1454, 1533, 1898, 2181, 2847, 3066, 4362, 5089, 5694, 6643, 9451, 10178, 13286, 15267, 18902, 19929, 28353, 30534, 39858, 53071, 56706, 66157, 106142, 132314, 159213, 198471, 318426, 371497, 396942, 689923, 742994, 1114491, 1379846, 2069769, 2228982, 4139538, 4829461, 9658922, 14488383, 28976766]

約数ペア:

[(1, 28976766), (2, 14488383), (3, 9658922), (6, 4829461), (7, 4139538), (13, 2228982), (14, 2069769), (21, 1379846), (26, 1114491), (39, 742994), (42, 689923), (73, 396942), (78, 371497), (91, 318426), (146, 198471), (182, 159213), (219, 132314), (273, 106142), (438, 66157), (511, 56706), (546, 53071), (727, 39858), (949, 30534), (1022, 28353), (1454, 19929), (1533, 18902), (1898, 15267), (2181, 13286), (2847, 10178), (3066, 9451), (4362, 6643), (5089, 5694)]