About the Number

212331390

212331389 ← → 212331391

2進数表記:1100101001111110101101111110

漢数字表記:二億千二百三十三万千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 503 1 × 14071 1

素因数の和:14584
約数の個数: 32
約数和(自身を含む): 510644736
約数和(自身を除く): 298313346

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 503, 1006, 1509, 2515, 3018, 5030, 7545, 14071, 15090, 28142, 42213, 70355, 84426, 140710, 211065, 422130, 7077713, 14155426, 21233139, 35388565, 42466278, 70777130, 106165695, 212331390]

約数ペア:
[(1, 212331390), (2, 106165695), (3, 70777130), (5, 42466278), (6, 35388565), (10, 21233139), (15, 14155426), (30, 7077713), (503, 422130), (1006, 211065), (1509, 140710), (2515, 84426), (3018, 70355), (5030, 42213), (7545, 28142), (14071, 15090)]

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