About the Number

121869124

121869123 ← → 121869125

2進数表記:111010000111001001101000100

漢数字表記:一億二千百八十六万九千百二十四

素因数分解:

2 2 × 13 1 × 17 1 × 89 1 × 1549 1

素因数の和:1672
約数の個数: 48
約数和(自身を含む): 246078000
約数和(自身を除く): 124208876

約数列:
[1, 2, 4, 13, 17, 26, 34, 52, 68, 89, 178, 221, 356, 442, 884, 1157, 1513, 1549, 2314, 3026, 3098, 4628, 6052, 6196, 19669, 20137, 26333, 39338, 40274, 52666, 78676, 80548, 105332, 137861, 275722, 342329, 551444, 684658, 1369316, 1792193, 2343637, 3584386, 4687274, 7168772, 9374548, 30467281, 60934562, 121869124]

約数ペア:
[(1, 121869124), (2, 60934562), (4, 30467281), (13, 9374548), (17, 7168772), (26, 4687274), (34, 3584386), (52, 2343637), (68, 1792193), (89, 1369316), (178, 684658), (221, 551444), (356, 342329), (442, 275722), (884, 137861), (1157, 105332), (1513, 80548), (1549, 78676), (2314, 52666), (3026, 40274), (3098, 39338), (4628, 26333), (6052, 20137), (6196, 19669)]

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