About the Number

129747002

129747001 ← → 129747003

2進数表記:111101110111100100000111010

漢数字表記:一億二千九百七十四万七千二

素因数分解:

2 1 × 7 2 × 11 1 × 23 1 × 5233 1

素因数の和:5283
約数の個数: 48
約数和(自身を含む): 257764032
約数和(自身を除く): 128017030

約数列:
[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 539, 1078, 1127, 1771, 2254, 3542, 5233, 10466, 12397, 24794, 36631, 57563, 73262, 115126, 120359, 240718, 256417, 402941, 512834, 805882, 842513, 1323949, 1685026, 2647898, 2820587, 5641174, 5897591, 9267643, 11795182, 18535286, 64873501, 129747002]

約数ペア:
[(1, 129747002), (2, 64873501), (7, 18535286), (11, 11795182), (14, 9267643), (22, 5897591), (23, 5641174), (46, 2820587), (49, 2647898), (77, 1685026), (98, 1323949), (154, 842513), (161, 805882), (253, 512834), (322, 402941), (506, 256417), (539, 240718), (1078, 120359), (1127, 115126), (1771, 73262), (2254, 57563), (3542, 36631), (5233, 24794), (10466, 12397)]

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