About the Number

13305990

13305989 ← → 13305991

2進数表記:110010110000100010000110

漢数字表記:千三百三十万五千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 443533 1

素因数の和:443543
約数の個数: 16
約数和(自身を含む): 31934448
約数和(自身を除く): 18628458

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 443533, 887066, 1330599, 2217665, 2661198, 4435330, 6652995, 13305990]

約数ペア:
[(1, 13305990), (2, 6652995), (3, 4435330), (5, 2661198), (6, 2217665), (10, 1330599), (15, 887066), (30, 443533)]

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