About the Number

131426988

131426987 ← → 131426989

2進数表記:111110101010110101010101100

漢数字表記:一億三千百四十二万六千九百八十八

素因数分解:

2 2 × 3 1 × 7 1 × 11 1 × 142237 1

素因数の和:142262
約数の個数: 48
約数和(自身を含む): 382335744
約数和(自身を除く): 250908756

約数列:
[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 142237, 284474, 426711, 568948, 853422, 995659, 1564607, 1706844, 1991318, 2986977, 3129214, 3982636, 4693821, 5973954, 6258428, 9387642, 10952249, 11947908, 18775284, 21904498, 32856747, 43808996, 65713494, 131426988]

約数ペア:
[(1, 131426988), (2, 65713494), (3, 43808996), (4, 32856747), (6, 21904498), (7, 18775284), (11, 11947908), (12, 10952249), (14, 9387642), (21, 6258428), (22, 5973954), (28, 4693821), (33, 3982636), (42, 3129214), (44, 2986977), (66, 1991318), (77, 1706844), (84, 1564607), (132, 995659), (154, 853422), (231, 568948), (308, 426711), (462, 284474), (924, 142237)]

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