About the Number

216901272

216901271 ← → 216901273

2進数表記:1100111011011010011010011000

漢数字表記:二億千六百九十万千二百七十二

素因数分解:

2 3 × 3 1 × 7 1 × 1291079 1

素因数の和:1291095
約数の個数: 32
約数和(自身を含む): 619718400
約数和(自身を除く): 402817128

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1291079, 2582158, 3873237, 5164316, 7746474, 9037553, 10328632, 15492948, 18075106, 27112659, 30985896, 36150212, 54225318, 72300424, 108450636, 216901272]

約数ペア:
[(1, 216901272), (2, 108450636), (3, 72300424), (4, 54225318), (6, 36150212), (7, 30985896), (8, 27112659), (12, 18075106), (14, 15492948), (21, 10328632), (24, 9037553), (28, 7746474), (42, 5164316), (56, 3873237), (84, 2582158), (168, 1291079)]

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