About the Number

102020121

102020120 ← → 102020122

2進数表記:110000101001011010000011001

漢数字表記:一億二百二万百二十一

素因数分解:

3 3 × 7 1 × 61 1 × 8849 1

素因数の和:8926
約数の個数: 32
約数和(自身を含む): 175584000
約数和(自身を除く): 73563879

約数列:
[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 8849, 11529, 26547, 61943, 79641, 185829, 238923, 539789, 557487, 1619367, 1672461, 3778523, 4858101, 11335569, 14574303, 34006707, 102020121]

約数ペア:
[(1, 102020121), (3, 34006707), (7, 14574303), (9, 11335569), (21, 4858101), (27, 3778523), (61, 1672461), (63, 1619367), (183, 557487), (189, 539789), (427, 238923), (549, 185829), (1281, 79641), (1647, 61943), (3843, 26547), (8849, 11529)]

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