About the Number

102988249

102988248 ← → 102988250

2進数表記:110001000110111100111011001

漢数字表記:一億二百九十八万八千二百四十九

素因数分解:

7 2 × 13 1 × 107 1 × 1511 1

素因数の和:1645
約数の個数: 24
約数和(自身を含む): 130310208
約数和(自身を除く): 27321959

約数列:
[1, 7, 13, 49, 91, 107, 637, 749, 1391, 1511, 5243, 9737, 10577, 19643, 68159, 74039, 137501, 161677, 962507, 1131739, 2101801, 7922173, 14712607, 102988249]

約数ペア:
[(1, 102988249), (7, 14712607), (13, 7922173), (49, 2101801), (91, 1131739), (107, 962507), (637, 161677), (749, 137501), (1391, 74039), (1511, 68159), (5243, 19643), (9737, 10577)]

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