140320521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 230480640

約数和(自身を除く): 90160119

約数列:

[1, 3, 9, 11, 33, 47, 53, 99, 141, 159, 423, 477, 517, 569, 583, 1551, 1707, 1749, 2491, 4653, 5121, 5247, 6259, 7473, 18777, 22419, 26743, 27401, 30157, 56331, 80229, 82203, 90471, 240687, 246609, 271413, 294173, 331727, 882519, 995181, 1417379, 2647557, 2985543, 4252137, 12756411, 15591169, 46773507, 140320521]

約数ペア:

[(1, 140320521), (3, 46773507), (9, 15591169), (11, 12756411), (33, 4252137), (47, 2985543), (53, 2647557), (99, 1417379), (141, 995181), (159, 882519), (423, 331727), (477, 294173), (517, 271413), (569, 246609), (583, 240687), (1551, 90471), (1707, 82203), (1749, 80229), (2491, 56331), (4653, 30157), (5121, 27401), (5247, 26743), (6259, 22419), (7473, 18777)]