About the Number

12729120621

12729120620 ← → 12729120622

2進数表記:1011110110101101101111011101101101

漢数字表記:百二十七億二千九百十二万六百二十一

素因数分解:

3 1 × 7 1 × 23 1 × 313 1 × 84199 1

素因数の和:84545
約数の個数: 32
約数和(自身を含む): 20304998400
約数和(自身を除く): 7575877779

約数列:
[1, 3, 7, 21, 23, 69, 161, 313, 483, 939, 2191, 6573, 7199, 21597, 50393, 84199, 151179, 252597, 589393, 1768179, 1936577, 5809731, 13556039, 26354287, 40668117, 79062861, 184480009, 553440027, 606148601, 1818445803, 4243040207, 12729120621]

約数ペア:
[(1, 12729120621), (3, 4243040207), (7, 1818445803), (21, 606148601), (23, 553440027), (69, 184480009), (161, 79062861), (313, 40668117), (483, 26354287), (939, 13556039), (2191, 5809731), (6573, 1936577), (7199, 1768179), (21597, 589393), (50393, 252597), (84199, 151179)]

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