About the Number

201172890

201172889 ← → 201172891

2進数表記:1011111111011010011110011010

漢数字表記:二億百十七万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 59 1 × 113657 1

素因数の和:113726
約数の個数: 32
約数和(自身を含む): 491002560
約数和(自身を除く): 289829670

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 113657, 227314, 340971, 568285, 681942, 1136570, 1704855, 3409710, 6705763, 13411526, 20117289, 33528815, 40234578, 67057630, 100586445, 201172890]

約数ペア:
[(1, 201172890), (2, 100586445), (3, 67057630), (5, 40234578), (6, 33528815), (10, 20117289), (15, 13411526), (30, 6705763), (59, 3409710), (118, 1704855), (177, 1136570), (295, 681942), (354, 568285), (590, 340971), (885, 227314), (1770, 113657)]

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