About the Number

13137990

13137989 ← → 13137991

2進数表記:110010000111100001000110

漢数字表記:千三百十三万七千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 131 1 × 3343 1

素因数の和:3484
約数の個数: 32
約数和(自身を含む): 31781376
約数和(自身を除く): 18643386

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3343, 3930, 6686, 10029, 16715, 20058, 33430, 50145, 100290, 437933, 875866, 1313799, 2189665, 2627598, 4379330, 6568995, 13137990]

約数ペア:
[(1, 13137990), (2, 6568995), (3, 4379330), (5, 2627598), (6, 2189665), (10, 1313799), (15, 875866), (30, 437933), (131, 100290), (262, 50145), (393, 33430), (655, 20058), (786, 16715), (1310, 10029), (1965, 6686), (3343, 3930)]

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