About the Number

29971230

29971229 ← → 29971231

2進数表記:1110010010101001100011110

漢数字表記:二千九百九十七万千二百三十

素因数分解:

2 1 × 3 1 × 5 1 × 71 1 × 14071 1

素因数の和:14152
約数の個数: 32
約数和(自身を含む): 72949248
約数和(自身を除く): 42978018

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 14071, 28142, 42213, 70355, 84426, 140710, 211065, 422130, 999041, 1998082, 2997123, 4995205, 5994246, 9990410, 14985615, 29971230]

約数ペア:
[(1, 29971230), (2, 14985615), (3, 9990410), (5, 5994246), (6, 4995205), (10, 2997123), (15, 1998082), (30, 999041), (71, 422130), (142, 211065), (213, 140710), (355, 84426), (426, 70355), (710, 42213), (1065, 28142), (2130, 14071)]

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