About the Number

127989470

127989469 ← → 127989471

2進数表記:111101000001111011011011110

漢数字表記:一億二千七百九十八万九千四百七十

素因数分解:

2 1 × 5 1 × 7 2 × 29 1 × 9007 1

素因数の和:9057
約数の個数: 48
約数和(自身を含む): 277266240
約数和(自身を除く): 149276770

約数列:
[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 7105, 9007, 14210, 18014, 45035, 63049, 90070, 126098, 261203, 315245, 441343, 522406, 630490, 882686, 1306015, 1828421, 2206715, 2612030, 3656842, 4413430, 9142105, 12798947, 18284210, 25597894, 63994735, 127989470]

約数ペア:
[(1, 127989470), (2, 63994735), (5, 25597894), (7, 18284210), (10, 12798947), (14, 9142105), (29, 4413430), (35, 3656842), (49, 2612030), (58, 2206715), (70, 1828421), (98, 1306015), (145, 882686), (203, 630490), (245, 522406), (290, 441343), (406, 315245), (490, 261203), (1015, 126098), (1421, 90070), (2030, 63049), (2842, 45035), (7105, 18014), (9007, 14210)]

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