About the Number

201150405

201150404 ← → 201150406

2進数表記:1011111111010100111111000101

漢数字表記:二億百十五万四百五

素因数分解:

3 3 × 5 1 × 73 1 × 20411 1

素因数の和:20498
約数の個数: 32
約数和(自身を含む): 362517120
約数和(自身を除く): 161366715

約数列:
[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 9855, 20411, 61233, 102055, 183699, 306165, 551097, 918495, 1490003, 2755485, 4470009, 7450015, 13410027, 22350045, 40230081, 67050135, 201150405]

約数ペア:
[(1, 201150405), (3, 67050135), (5, 40230081), (9, 22350045), (15, 13410027), (27, 7450015), (45, 4470009), (73, 2755485), (135, 1490003), (219, 918495), (365, 551097), (657, 306165), (1095, 183699), (1971, 102055), (3285, 61233), (9855, 20411)]

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