About the Number

12989730

12989729 ← → 12989731

2進数表記:110001100011010100100010

漢数字表記:千二百九十八万九千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 19 1 × 1753 1

素因数の和:1795
約数の個数: 64
約数和(自身を含む): 35360640
約数和(自身を除く): 22370910

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 1753, 2470, 3506, 3705, 5259, 7410, 8765, 10518, 17530, 22789, 26295, 33307, 45578, 52590, 66614, 68367, 99921, 113945, 136734, 166535, 199842, 227890, 333070, 341835, 432991, 499605, 683670, 865982, 999210, 1298973, 2164955, 2597946, 4329910, 6494865, 12989730]

約数ペア:
[(1, 12989730), (2, 6494865), (3, 4329910), (5, 2597946), (6, 2164955), (10, 1298973), (13, 999210), (15, 865982), (19, 683670), (26, 499605), (30, 432991), (38, 341835), (39, 333070), (57, 227890), (65, 199842), (78, 166535), (95, 136734), (114, 113945), (130, 99921), (190, 68367), (195, 66614), (247, 52590), (285, 45578), (390, 33307), (494, 26295), (570, 22789), (741, 17530), (1235, 10518), (1482, 8765), (1753, 7410), (2470, 5259), (3506, 3705)]

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