About the Number

42105285

42105284 ← → 42105286

2進数表記:10100000100111100111000101

漢数字表記:四千二百十万五千二百八十五

素因数分解:

3 3 × 5 1 × 31 1 × 10061 1

素因数の和:10106
約数の個数: 32
約数和(自身を含む): 77276160
約数和(自身を除く): 35170875

約数列:
[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 10061, 30183, 50305, 90549, 150915, 271647, 311891, 452745, 935673, 1358235, 1559455, 2807019, 4678365, 8421057, 14035095, 42105285]

約数ペア:
[(1, 42105285), (3, 14035095), (5, 8421057), (9, 4678365), (15, 2807019), (27, 1559455), (31, 1358235), (45, 935673), (93, 452745), (135, 311891), (155, 271647), (279, 150915), (465, 90549), (837, 50305), (1395, 30183), (4185, 10061)]

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