About the Number

121684288

121684287 ← → 121684289

2進数表記:111010000001100000101000000

漢数字表記:一億二千百六十八万四千二百八十八

素因数分解:

2 6 × 11 1 × 127 1 × 1361 1

素因数の和:1511
約数の個数: 56
約数和(自身を含む): 265688064
約数和(自身を除く): 144003776

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 127, 176, 254, 352, 508, 704, 1016, 1361, 1397, 2032, 2722, 2794, 4064, 5444, 5588, 8128, 10888, 11176, 14971, 21776, 22352, 29942, 43552, 44704, 59884, 87104, 89408, 119768, 172847, 239536, 345694, 479072, 691388, 958144, 1382776, 1901317, 2765552, 3802634, 5531104, 7605268, 11062208, 15210536, 30421072, 60842144, 121684288]

約数ペア:
[(1, 121684288), (2, 60842144), (4, 30421072), (8, 15210536), (11, 11062208), (16, 7605268), (22, 5531104), (32, 3802634), (44, 2765552), (64, 1901317), (88, 1382776), (127, 958144), (176, 691388), (254, 479072), (352, 345694), (508, 239536), (704, 172847), (1016, 119768), (1361, 89408), (1397, 87104), (2032, 59884), (2722, 44704), (2794, 43552), (4064, 29942), (5444, 22352), (5588, 21776), (8128, 14971), (10888, 11176)]

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