201831825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1511}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 362226816

約数和(自身を除く): 160394991

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 137, 195, 325, 411, 685, 975, 1511, 1781, 2055, 3425, 4533, 5343, 7555, 8905, 10275, 19643, 22665, 26715, 37775, 44525, 58929, 98215, 113325, 133575, 207007, 294645, 491075, 621021, 1035035, 1473225, 2691091, 3105105, 5175175, 8073273, 13455455, 15525525, 40366365, 67277275, 201831825]

約数ペア:

[(1, 201831825), (3, 67277275), (5, 40366365), (13, 15525525), (15, 13455455), (25, 8073273), (39, 5175175), (65, 3105105), (75, 2691091), (137, 1473225), (195, 1035035), (325, 621021), (411, 491075), (685, 294645), (975, 207007), (1511, 133575), (1781, 113325), (2055, 98215), (3425, 58929), (4533, 44525), (5343, 37775), (7555, 26715), (8905, 22665), (10275, 19643)]