About the Number

200005221

200005220 ← → 200005222

2進数表記:1011111010111101011001100101

漢数字表記:二億五千二百二十一

素因数分解:

3 1 × 13 1 × 17 1 × 59 1 × 5113 1

素因数の和:5205
約数の個数: 32
約数和(自身を含む): 309294720
約数和(自身を除く): 109289499

約数列:
[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 767, 1003, 2301, 3009, 5113, 13039, 15339, 39117, 66469, 86921, 199407, 260763, 301667, 905001, 1129973, 3389919, 3921671, 5128339, 11765013, 15385017, 66668407, 200005221]

約数ペア:
[(1, 200005221), (3, 66668407), (13, 15385017), (17, 11765013), (39, 5128339), (51, 3921671), (59, 3389919), (177, 1129973), (221, 905001), (663, 301667), (767, 260763), (1003, 199407), (2301, 86921), (3009, 66469), (5113, 39117), (13039, 15339)]

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