About the Number

90120069

90120068 ← → 90120070

2進数表記:101010111110001111110000101

漢数字表記:九千十二万六十九

素因数分解:

3 2 × 13 1 × 31 1 × 24847 1

素因数の和:24897
約数の個数: 24
約数和(自身を含む): 144714752
約数和(自身を除く): 54594683

約数列:
[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 24847, 74541, 223623, 323011, 770257, 969033, 2310771, 2907099, 6932313, 10013341, 30040023, 90120069]

約数ペア:
[(1, 90120069), (3, 30040023), (9, 10013341), (13, 6932313), (31, 2907099), (39, 2310771), (93, 969033), (117, 770257), (279, 323011), (403, 223623), (1209, 74541), (3627, 24847)]

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