81966726

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 182463840

約数和(自身を除く): 100497114

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 151, 159, 302, 318, 453, 477, 569, 906, 954, 1138, 1359, 1707, 2718, 3414, 5121, 8003, 10242, 16006, 24009, 30157, 48018, 60314, 72027, 85919, 90471, 144054, 171838, 180942, 257757, 271413, 515514, 542826, 773271, 1546542, 4553707, 9107414, 13661121, 27322242, 40983363, 81966726]

約数ペア:

[(1, 81966726), (2, 40983363), (3, 27322242), (6, 13661121), (9, 9107414), (18, 4553707), (53, 1546542), (106, 773271), (151, 542826), (159, 515514), (302, 271413), (318, 257757), (453, 180942), (477, 171838), (569, 144054), (906, 90471), (954, 85919), (1138, 72027), (1359, 60314), (1707, 48018), (2718, 30157), (3414, 24009), (5121, 16006), (8003, 10242)]