About the Number

129987024

129987023 ← → 129987025

2進数表記:111101111110111000111010000

漢数字表記:一億二千九百九十八万七千二十四

素因数分解:

2 4 × 3 1 × 107 1 × 25309 1

素因数の和:25427
約数の個数: 40
約数和(自身を含む): 338951520
約数和(自身を除く): 208964496

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 5136, 25309, 50618, 75927, 101236, 151854, 202472, 303708, 404944, 607416, 1214832, 2708063, 5416126, 8124189, 10832252, 16248378, 21664504, 32496756, 43329008, 64993512, 129987024]

約数ペア:
[(1, 129987024), (2, 64993512), (3, 43329008), (4, 32496756), (6, 21664504), (8, 16248378), (12, 10832252), (16, 8124189), (24, 5416126), (48, 2708063), (107, 1214832), (214, 607416), (321, 404944), (428, 303708), (642, 202472), (856, 151854), (1284, 101236), (1712, 75927), (2568, 50618), (5136, 25309)]

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