About the Number

90129942

90129941 ← → 90129943

2進数表記:101010111110100011000010110

漢数字表記:九千十二万九千九百四十二

素因数分解:

2 1 × 3 3 × 7 1 × 238439 1

素因数の和:238457
約数の個数: 32
約数和(自身を含む): 228902400
約数和(自身を除く): 138772458

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 238439, 476878, 715317, 1430634, 1669073, 2145951, 3338146, 4291902, 5007219, 6437853, 10014438, 12875706, 15021657, 30043314, 45064971, 90129942]

約数ペア:
[(1, 90129942), (2, 45064971), (3, 30043314), (6, 15021657), (7, 12875706), (9, 10014438), (14, 6437853), (18, 5007219), (21, 4291902), (27, 3338146), (42, 2145951), (54, 1669073), (63, 1430634), (126, 715317), (189, 476878), (378, 238439)]

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