About the Number

13015990

13015989 ← → 13015991

2進数表記:110001101001101110110110

漢数字表記:千三百一万五千九百九十

素因数分解:

2 1 × 5 1 × 13 1 × 59 1 × 1697 1

素因数の和:1776
約数の個数: 32
約数和(自身を含む): 25673760
約数和(自身を除く): 12657770

約数列:
[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 1697, 3394, 3835, 7670, 8485, 16970, 22061, 44122, 100123, 110305, 200246, 220610, 500615, 1001230, 1301599, 2603198, 6507995, 13015990]

約数ペア:
[(1, 13015990), (2, 6507995), (5, 2603198), (10, 1301599), (13, 1001230), (26, 500615), (59, 220610), (65, 200246), (118, 110305), (130, 100123), (295, 44122), (590, 22061), (767, 16970), (1534, 8485), (1697, 7670), (3394, 3835)]

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