About the Number

121393860

121393859 ← → 121393861

2進数表記:111001111000101001011000100

漢数字表記:一億二千百三十九万三千八百六十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 289033 1

素因数の和:289052
約数の個数: 48
約数和(自身を含む): 388461696
約数和(自身を除く): 267067836

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 289033, 578066, 867099, 1156132, 1445165, 1734198, 2023231, 2890330, 3468396, 4046462, 4335495, 5780660, 6069693, 8092924, 8670990, 10116155, 12139386, 17341980, 20232310, 24278772, 30348465, 40464620, 60696930, 121393860]

約数ペア:
[(1, 121393860), (2, 60696930), (3, 40464620), (4, 30348465), (5, 24278772), (6, 20232310), (7, 17341980), (10, 12139386), (12, 10116155), (14, 8670990), (15, 8092924), (20, 6069693), (21, 5780660), (28, 4335495), (30, 4046462), (35, 3468396), (42, 2890330), (60, 2023231), (70, 1734198), (84, 1445165), (105, 1156132), (140, 867099), (210, 578066), (420, 289033)]

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