About the Number

1214990

1214989 ← → 1214991

2進数表記:100101000101000001110

漢数字表記:百二十一万四千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 17 1 × 1021 1

素因数の和:1052
約数の個数: 32
約数和(自身を含む): 2649024
約数和(自身を除く): 1434034

約数列:
[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1021, 1190, 2042, 5105, 7147, 10210, 14294, 17357, 34714, 35735, 71470, 86785, 121499, 173570, 242998, 607495, 1214990]

約数ペア:
[(1, 1214990), (2, 607495), (5, 242998), (7, 173570), (10, 121499), (14, 86785), (17, 71470), (34, 35735), (35, 34714), (70, 17357), (85, 14294), (119, 10210), (170, 7147), (238, 5105), (595, 2042), (1021, 1190)]

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