About the Number

81028332

81028331 ← → 81028333

2進数表記:100110101000110010011101100

漢数字表記:八千百二万八千三百三十二

素因数分解:

2 2 × 3 2 × 7 1 × 11 1 × 29231 1

素因数の和:29259
約数の個数: 72
約数和(自身を含む): 255370752
約数和(自身を除く): 174342420

約数列:
[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 29231, 58462, 87693, 116924, 175386, 204617, 263079, 321541, 350772, 409234, 526158, 613851, 643082, 818468, 964623, 1052316, 1227702, 1286164, 1841553, 1929246, 2250787, 2455404, 2893869, 3683106, 3858492, 4501574, 5787738, 6752361, 7366212, 9003148, 11575476, 13504722, 20257083, 27009444, 40514166, 81028332]

約数ペア:
[(1, 81028332), (2, 40514166), (3, 27009444), (4, 20257083), (6, 13504722), (7, 11575476), (9, 9003148), (11, 7366212), (12, 6752361), (14, 5787738), (18, 4501574), (21, 3858492), (22, 3683106), (28, 2893869), (33, 2455404), (36, 2250787), (42, 1929246), (44, 1841553), (63, 1286164), (66, 1227702), (77, 1052316), (84, 964623), (99, 818468), (126, 643082), (132, 613851), (154, 526158), (198, 409234), (231, 350772), (252, 321541), (308, 263079), (396, 204617), (462, 175386), (693, 116924), (924, 87693), (1386, 58462), (2772, 29231)]

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