About the Number

131979912

131979911 ← → 131979913

2進数表記:111110111011101101010001000

漢数字表記:一億三千百九十七万九千九百十二

素因数分解:

2 3 × 3 1 × 71 1 × 73 1 × 1061 1

素因数の和:1214
約数の個数: 64
約数和(自身を含む): 339500160
約数和(自身を除く): 207520248

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 71, 73, 142, 146, 213, 219, 284, 292, 426, 438, 568, 584, 852, 876, 1061, 1704, 1752, 2122, 3183, 4244, 5183, 6366, 8488, 10366, 12732, 15549, 20732, 25464, 31098, 41464, 62196, 75331, 77453, 124392, 150662, 154906, 225993, 232359, 301324, 309812, 451986, 464718, 602648, 619624, 903972, 929436, 1807944, 1858872, 5499163, 10998326, 16497489, 21996652, 32994978, 43993304, 65989956, 131979912]

約数ペア:
[(1, 131979912), (2, 65989956), (3, 43993304), (4, 32994978), (6, 21996652), (8, 16497489), (12, 10998326), (24, 5499163), (71, 1858872), (73, 1807944), (142, 929436), (146, 903972), (213, 619624), (219, 602648), (284, 464718), (292, 451986), (426, 309812), (438, 301324), (568, 232359), (584, 225993), (852, 154906), (876, 150662), (1061, 124392), (1704, 77453), (1752, 75331), (2122, 62196), (3183, 41464), (4244, 31098), (5183, 25464), (6366, 20732), (8488, 15549), (10366, 12732)]

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