About the Number

81386317272

81386317271 ← → 81386317273

2進数表記:1001011110011000000001010010111011000

漢数字表記:八百十三億八千六百三十一万七千二百七十二

素因数分解:

2 3 × 3 1 × 13 1 × 223 1 × 1169747 1

素因数の和:1169992
約数の個数: 64
約数和(自身を含む): 220099783680
約数和(自身を除く): 138713466408

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 223, 312, 446, 669, 892, 1338, 1784, 2676, 2899, 5352, 5798, 8697, 11596, 17394, 23192, 34788, 69576, 1169747, 2339494, 3509241, 4678988, 7018482, 9357976, 14036964, 15206711, 28073928, 30413422, 45620133, 60826844, 91240266, 121653688, 182480532, 260853581, 364961064, 521707162, 782560743, 1043414324, 1565121486, 2086828648, 3130242972, 3391096553, 6260485944, 6782193106, 10173289659, 13564386212, 20346579318, 27128772424, 40693158636, 81386317272]

約数ペア:
[(1, 81386317272), (2, 40693158636), (3, 27128772424), (4, 20346579318), (6, 13564386212), (8, 10173289659), (12, 6782193106), (13, 6260485944), (24, 3391096553), (26, 3130242972), (39, 2086828648), (52, 1565121486), (78, 1043414324), (104, 782560743), (156, 521707162), (223, 364961064), (312, 260853581), (446, 182480532), (669, 121653688), (892, 91240266), (1338, 60826844), (1784, 45620133), (2676, 30413422), (2899, 28073928), (5352, 15206711), (5798, 14036964), (8697, 9357976), (11596, 7018482), (17394, 4678988), (23192, 3509241), (34788, 2339494), (69576, 1169747)]

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