About the Number

108942990

108942989 ← → 108942991

2進数表記:110011111100101011010001110

漢数字表記:一億八百九十四万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 31 1 × 9011 1

素因数の和:9065
約数の個数: 64
約数和(自身を含む): 290691072
約数和(自身を除く): 181748082

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 9011, 12090, 18022, 27033, 45055, 54066, 90110, 117143, 135165, 234286, 270330, 279341, 351429, 558682, 585715, 702858, 838023, 1171430, 1396705, 1676046, 1757145, 2793410, 3514290, 3631433, 4190115, 7262866, 8380230, 10894299, 18157165, 21788598, 36314330, 54471495, 108942990]

約数ペア:
[(1, 108942990), (2, 54471495), (3, 36314330), (5, 21788598), (6, 18157165), (10, 10894299), (13, 8380230), (15, 7262866), (26, 4190115), (30, 3631433), (31, 3514290), (39, 2793410), (62, 1757145), (65, 1676046), (78, 1396705), (93, 1171430), (130, 838023), (155, 702858), (186, 585715), (195, 558682), (310, 351429), (390, 279341), (403, 270330), (465, 234286), (806, 135165), (930, 117143), (1209, 90110), (2015, 54066), (2418, 45055), (4030, 27033), (6045, 18022), (9011, 12090)]

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