About the Number

1298102421

1298102420 ← → 1298102422

2進数表記:1001101010111110111100010010101

漢数字表記:十二億九千八百十万二千四百二十一

素因数分解:

3 1 × 7 1 × 11 1 × 67 1 × 83873 1

素因数の和:83961
約数の個数: 32
約数和(自身を含む): 2190117888
約数和(自身を除く): 892015467

約数列:
[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 5159, 15477, 83873, 251619, 587111, 922603, 1761333, 2767809, 5619491, 6458221, 16858473, 19374663, 39336437, 61814401, 118009311, 185443203, 432700807, 1298102421]

約数ペア:
[(1, 1298102421), (3, 432700807), (7, 185443203), (11, 118009311), (21, 61814401), (33, 39336437), (67, 19374663), (77, 16858473), (201, 6458221), (231, 5619491), (469, 2767809), (737, 1761333), (1407, 922603), (2211, 587111), (5159, 251619), (15477, 83873)]

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