261894981292

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3191}}^1\times {\mathrm{49681}}^1$

素因数の和:52942

約数の個数: 48

約数和(自身を含む): 532845411840

約数和(自身を除く): 270950430548

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 3191, 6382, 12764, 22337, 44674, 49681, 89348, 99362, 188269, 198724, 347767, 376538, 695534, 753076, 1317883, 1391068, 2635766, 2931179, 5271532, 5862358, 11724716, 20518253, 41036506, 82073012, 158532071, 317064142, 634128284, 1109724497, 2219448994, 4438897988, 9353392189, 18706784378, 37413568756, 65473745323, 130947490646, 261894981292]

約数ペア:

[(1, 261894981292), (2, 130947490646), (4, 65473745323), (7, 37413568756), (14, 18706784378), (28, 9353392189), (59, 4438897988), (118, 2219448994), (236, 1109724497), (413, 634128284), (826, 317064142), (1652, 158532071), (3191, 82073012), (6382, 41036506), (12764, 20518253), (22337, 11724716), (44674, 5862358), (49681, 5271532), (89348, 2931179), (99362, 2635766), (188269, 1391068), (198724, 1317883), (347767, 753076), (376538, 695534)]