About the Number

209901472

209901471 ← → 209901473

2進数表記:1100100000101101011110100000

漢数字表記:二億九百九十万千四百七十二

素因数分解:

2 5 × 11 1 × 107 1 × 5573 1

素因数の和:5701
約数の個数: 48
約数和(自身を含む): 455105952
約数和(自身を除く): 245204480

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 107, 176, 214, 352, 428, 856, 1177, 1712, 2354, 3424, 4708, 5573, 9416, 11146, 18832, 22292, 37664, 44584, 61303, 89168, 122606, 178336, 245212, 490424, 596311, 980848, 1192622, 1961696, 2385244, 4770488, 6559421, 9540976, 13118842, 19081952, 26237684, 52475368, 104950736, 209901472]

約数ペア:
[(1, 209901472), (2, 104950736), (4, 52475368), (8, 26237684), (11, 19081952), (16, 13118842), (22, 9540976), (32, 6559421), (44, 4770488), (88, 2385244), (107, 1961696), (176, 1192622), (214, 980848), (352, 596311), (428, 490424), (856, 245212), (1177, 178336), (1712, 122606), (2354, 89168), (3424, 61303), (4708, 44584), (5573, 37664), (9416, 22292), (11146, 18832)]

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