About the Number

131891016

131891015 ← → 131891017

2進数表記:111110111000111111101001000

漢数字表記:一億三千百八十九万千十六

素因数分解:

2 3 × 3 1 × 23 1 × 337 1 × 709 1

素因数の和:1078
約数の個数: 64
約数和(自身を含む): 345571200
約数和(自身を除く): 213680184

約数列:
[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 337, 552, 674, 709, 1011, 1348, 1418, 2022, 2127, 2696, 2836, 4044, 4254, 5672, 7751, 8088, 8508, 15502, 16307, 17016, 23253, 31004, 32614, 46506, 48921, 62008, 65228, 93012, 97842, 130456, 186024, 195684, 238933, 391368, 477866, 716799, 955732, 1433598, 1911464, 2867196, 5495459, 5734392, 10990918, 16486377, 21981836, 32972754, 43963672, 65945508, 131891016]

約数ペア:
[(1, 131891016), (2, 65945508), (3, 43963672), (4, 32972754), (6, 21981836), (8, 16486377), (12, 10990918), (23, 5734392), (24, 5495459), (46, 2867196), (69, 1911464), (92, 1433598), (138, 955732), (184, 716799), (276, 477866), (337, 391368), (552, 238933), (674, 195684), (709, 186024), (1011, 130456), (1348, 97842), (1418, 93012), (2022, 65228), (2127, 62008), (2696, 48921), (2836, 46506), (4044, 32614), (4254, 31004), (5672, 23253), (7751, 17016), (8088, 16307), (8508, 15502)]

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