About the Number

212820104

212820103 ← → 212820105

2進数表記:1100101011110110000010001000

漢数字表記:二億千二百八十二万百四

素因数分解:

2 3 × 7 1 × 23 1 × 165233 1

素因数の和:165269
約数の個数: 32
約数和(自身を含む): 475873920
約数和(自身を除く): 263053816

約数列:
[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 165233, 330466, 660932, 1156631, 1321864, 2313262, 3800359, 4626524, 7600718, 9253048, 15201436, 26602513, 30402872, 53205026, 106410052, 212820104]

約数ペア:
[(1, 212820104), (2, 106410052), (4, 53205026), (7, 30402872), (8, 26602513), (14, 15201436), (23, 9253048), (28, 7600718), (46, 4626524), (56, 3800359), (92, 2313262), (161, 1321864), (184, 1156631), (322, 660932), (644, 330466), (1288, 165233)]

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