About the Number

28397730

28397729 ← → 28397731

2進数表記:1101100010101000010100010

漢数字表記:二千八百三十九万七千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 73 1 × 12967 1

素因数の和:13050
約数の個数: 32
約数和(自身を含む): 69093504
約数和(自身を除く): 40695774

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 12967, 25934, 38901, 64835, 77802, 129670, 194505, 389010, 946591, 1893182, 2839773, 4732955, 5679546, 9465910, 14198865, 28397730]

約数ペア:
[(1, 28397730), (2, 14198865), (3, 9465910), (5, 5679546), (6, 4732955), (10, 2839773), (15, 1893182), (30, 946591), (73, 389010), (146, 194505), (219, 129670), (365, 77802), (438, 64835), (730, 38901), (1095, 25934), (2190, 12967)]

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