About the Number

297788270

297788269 ← → 297788271

2進数表記:10001101111111110001101101110

漢数字表記:二億九千七百七十八万八千二百七十

素因数分解:

2 1 × 5 1 × 13 1 × 1223 1 × 1873 1

素因数の和:3116
約数の個数: 32
約数和(自身を含む): 578031552
約数和(自身を除く): 280243282

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 1223, 1873, 2446, 3746, 6115, 9365, 12230, 15899, 18730, 24349, 31798, 48698, 79495, 121745, 158990, 243490, 2290679, 4581358, 11453395, 22906790, 29778827, 59557654, 148894135, 297788270]

約数ペア:
[(1, 297788270), (2, 148894135), (5, 59557654), (10, 29778827), (13, 22906790), (26, 11453395), (65, 4581358), (130, 2290679), (1223, 243490), (1873, 158990), (2446, 121745), (3746, 79495), (6115, 48698), (9365, 31798), (12230, 24349), (15899, 18730)]

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