About the Number

121771290

121771289 ← → 121771291

2進数表記:111010000100001010100011010

漢数字表記:一億二千百七十七万千二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 29 1 × 139967 1

素因数の和:140006
約数の個数: 32
約数和(自身を含む): 302330880
約数和(自身を除く): 180559590

約数列:
[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 139967, 279934, 419901, 699835, 839802, 1399670, 2099505, 4059043, 4199010, 8118086, 12177129, 20295215, 24354258, 40590430, 60885645, 121771290]

約数ペア:
[(1, 121771290), (2, 60885645), (3, 40590430), (5, 24354258), (6, 20295215), (10, 12177129), (15, 8118086), (29, 4199010), (30, 4059043), (58, 2099505), (87, 1399670), (145, 839802), (174, 699835), (290, 419901), (435, 279934), (870, 139967)]

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