About the Number

198070291421

198070291420 ← → 198070291422

2進数表記:10111000011101111010001100101111011101

漢数字表記:千九百八十億七千二十九万千四百二十一

素因数分解:

17 1 × 29 1 × 43 1 × 2389 1 × 3911 1

素因数の和:6389
約数の個数: 32
約数和(自身を含む): 222148396800
約数和(自身を除く): 24078105379

約数列:
[1, 17, 29, 43, 493, 731, 1247, 2389, 3911, 21199, 40613, 66487, 69281, 102727, 113419, 168173, 1177777, 1746359, 1928123, 2858941, 2979083, 4877017, 9343379, 50644411, 82909289, 158837443, 270957991, 401765297, 4606285847, 6830010049, 11651193613, 198070291421]

約数ペア:
[(1, 198070291421), (17, 11651193613), (29, 6830010049), (43, 4606285847), (493, 401765297), (731, 270957991), (1247, 158837443), (2389, 82909289), (3911, 50644411), (21199, 9343379), (40613, 4877017), (66487, 2979083), (69281, 2858941), (102727, 1928123), (113419, 1746359), (168173, 1177777)]

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