About the Number

138794490

138794489 ← → 138794491

2進数表記:1000010001011101010111111010

漢数字表記:一億三千八百七十九万四千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 127 1 × 12143 1

素因数の和:12283
約数の個数: 48
約数和(自身を含む): 363737088
約数和(自身を除く): 224942598

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 254, 381, 635, 762, 1143, 1270, 1905, 2286, 3810, 5715, 11430, 12143, 24286, 36429, 60715, 72858, 109287, 121430, 182145, 218574, 364290, 546435, 1092870, 1542161, 3084322, 4626483, 7710805, 9252966, 13879449, 15421610, 23132415, 27758898, 46264830, 69397245, 138794490]

約数ペア:
[(1, 138794490), (2, 69397245), (3, 46264830), (5, 27758898), (6, 23132415), (9, 15421610), (10, 13879449), (15, 9252966), (18, 7710805), (30, 4626483), (45, 3084322), (90, 1542161), (127, 1092870), (254, 546435), (381, 364290), (635, 218574), (762, 182145), (1143, 121430), (1270, 109287), (1905, 72858), (2286, 60715), (3810, 36429), (5715, 24286), (11430, 12143)]

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