About the Number

30212109

30212108 ← → 30212110

2進数表記:1110011010000000000001101

漢数字表記:三千二十一万二千百九

素因数分解:

3 4 × 19 1 × 67 1 × 293 1

素因数の和:391
約数の個数: 40
約数和(自身を含む): 48380640
約数和(自身を除く): 18168531

約数列:
[1, 3, 9, 19, 27, 57, 67, 81, 171, 201, 293, 513, 603, 879, 1273, 1539, 1809, 2637, 3819, 5427, 5567, 7911, 11457, 16701, 19631, 23733, 34371, 50103, 58893, 103113, 150309, 176679, 372989, 450927, 530037, 1118967, 1590111, 3356901, 10070703, 30212109]

約数ペア:
[(1, 30212109), (3, 10070703), (9, 3356901), (19, 1590111), (27, 1118967), (57, 530037), (67, 450927), (81, 372989), (171, 176679), (201, 150309), (293, 103113), (513, 58893), (603, 50103), (879, 34371), (1273, 23733), (1539, 19631), (1809, 16701), (2637, 11457), (3819, 7911), (5427, 5567)]

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