About the Number

121488308890

121488308889 ← → 121488308891

2進数表記:1110001001001010001000111101010011010

漢数字表記:千二百十四億八千八百三十万八千八百九十

素因数分解:

2 1 × 5 1 × 13 1 × 1439 1 × 649427 1

素因数の和:650886
約数の個数: 32
約数和(自身を含む): 235664432640
約数和(自身を除く): 114176123750

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 1439, 2878, 7195, 14390, 18707, 37414, 93535, 187070, 649427, 1298854, 3247135, 6494270, 8442551, 16885102, 42212755, 84425510, 934525453, 1869050906, 4672627265, 9345254530, 12148830889, 24297661778, 60744154445, 121488308890]

約数ペア:
[(1, 121488308890), (2, 60744154445), (5, 24297661778), (10, 12148830889), (13, 9345254530), (26, 4672627265), (65, 1869050906), (130, 934525453), (1439, 84425510), (2878, 42212755), (7195, 16885102), (14390, 8442551), (18707, 6494270), (37414, 3247135), (93535, 1298854), (187070, 649427)]

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