About the Number

201048885

201048884 ← → 201048886

2進数表記:1011111110111100001100110101

漢数字表記:二億百四万八千八百八十五

素因数分解:

3 4 × 5 1 × 17 1 × 29201 1

素因数の和:29235
約数の個数: 40
約数和(自身を含む): 381611736
約数和(自身を除く): 180562851

約数列:
[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 29201, 87603, 146005, 262809, 438015, 496417, 788427, 1314045, 1489251, 2365281, 2482085, 3942135, 4467753, 7446255, 11826405, 13403259, 22338765, 40209777, 67016295, 201048885]

約数ペア:
[(1, 201048885), (3, 67016295), (5, 40209777), (9, 22338765), (15, 13403259), (17, 11826405), (27, 7446255), (45, 4467753), (51, 3942135), (81, 2482085), (85, 2365281), (135, 1489251), (153, 1314045), (255, 788427), (405, 496417), (459, 438015), (765, 262809), (1377, 146005), (2295, 87603), (6885, 29201)]

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