About the Number

1216142343

1216142342 ← → 1216142344

2進数表記:1001000011111001101110000000111

漢数字表記:十二億千六百十四万二千三百四十三

素因数分解:

3 5 × 13 1 × 47 1 × 8191 1

素因数の和:8266
約数の個数: 48
約数和(自身を含む): 2003828736
約数和(自身を除く): 787686393

約数列:
[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 243, 351, 423, 611, 1053, 1269, 1833, 3159, 3807, 5499, 8191, 11421, 16497, 24573, 49491, 73719, 106483, 148473, 221157, 319449, 384977, 663471, 958347, 1154931, 1990413, 2875041, 3464793, 5004701, 8625123, 10394379, 15014103, 25875369, 31183137, 45042309, 93549411, 135126927, 405380781, 1216142343]

約数ペア:
[(1, 1216142343), (3, 405380781), (9, 135126927), (13, 93549411), (27, 45042309), (39, 31183137), (47, 25875369), (81, 15014103), (117, 10394379), (141, 8625123), (243, 5004701), (351, 3464793), (423, 2875041), (611, 1990413), (1053, 1154931), (1269, 958347), (1833, 663471), (3159, 384977), (3807, 319449), (5499, 221157), (8191, 148473), (11421, 106483), (16497, 73719), (24573, 49491)]

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