About the Number

421421928

421421927 ← → 421421929

2進数表記:11001000111100110001101101000

漢数字表記:四億二千百四十二万千九百二十八

素因数分解:

2 3 × 3 1 × 47 1 × 547 1 × 683 1

素因数の和:1286
約数の個数: 64
約数和(自身を含む): 1079516160
約数和(自身を除く): 658094232

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 547, 564, 683, 1094, 1128, 1366, 1641, 2049, 2188, 2732, 3282, 4098, 4376, 5464, 6564, 8196, 13128, 16392, 25709, 32101, 51418, 64202, 77127, 96303, 102836, 128404, 154254, 192606, 205672, 256808, 308508, 373601, 385212, 617016, 747202, 770424, 1120803, 1494404, 2241606, 2988808, 4483212, 8966424, 17559247, 35118494, 52677741, 70236988, 105355482, 140473976, 210710964, 421421928]

約数ペア:
[(1, 421421928), (2, 210710964), (3, 140473976), (4, 105355482), (6, 70236988), (8, 52677741), (12, 35118494), (24, 17559247), (47, 8966424), (94, 4483212), (141, 2988808), (188, 2241606), (282, 1494404), (376, 1120803), (547, 770424), (564, 747202), (683, 617016), (1094, 385212), (1128, 373601), (1366, 308508), (1641, 256808), (2049, 205672), (2188, 192606), (2732, 154254), (3282, 128404), (4098, 102836), (4376, 96303), (5464, 77127), (6564, 64202), (8196, 51418), (13128, 32101), (16392, 25709)]

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