31747284

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 83334888

約数和(自身を除く): 51587604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 137, 157, 164, 246, 274, 314, 369, 411, 471, 492, 548, 628, 738, 822, 942, 1233, 1413, 1476, 1644, 1884, 2466, 2826, 4932, 5617, 5652, 6437, 11234, 12874, 16851, 19311, 21509, 22468, 25748, 33702, 38622, 43018, 50553, 57933, 64527, 67404, 77244, 86036, 101106, 115866, 129054, 193581, 202212, 231732, 258108, 387162, 774324, 881869, 1763738, 2645607, 3527476, 5291214, 7936821, 10582428, 15873642, 31747284]

約数ペア:

[(1, 31747284), (2, 15873642), (3, 10582428), (4, 7936821), (6, 5291214), (9, 3527476), (12, 2645607), (18, 1763738), (36, 881869), (41, 774324), (82, 387162), (123, 258108), (137, 231732), (157, 202212), (164, 193581), (246, 129054), (274, 115866), (314, 101106), (369, 86036), (411, 77244), (471, 67404), (492, 64527), (548, 57933), (628, 50553), (738, 43018), (822, 38622), (942, 33702), (1233, 25748), (1413, 22468), (1476, 21509), (1644, 19311), (1884, 16851), (2466, 12874), (2826, 11234), (4932, 6437), (5617, 5652)]