About the Number

121917315

121917314 ← → 121917316

2進数表記:111010001000100111110000011

漢数字表記:一億二千百九十一万七千三百十五

素因数分解:

3 1 × 5 1 × 13 1 × 673 1 × 929 1

素因数の和:1623
約数の個数: 32
約数和(自身を含む): 210611520
約数和(自身を除く): 88694205

約数列:
[1, 3, 5, 13, 15, 39, 65, 195, 673, 929, 2019, 2787, 3365, 4645, 8749, 10095, 12077, 13935, 26247, 36231, 43745, 60385, 131235, 181155, 625217, 1875651, 3126085, 8127821, 9378255, 24383463, 40639105, 121917315]

約数ペア:
[(1, 121917315), (3, 40639105), (5, 24383463), (13, 9378255), (15, 8127821), (39, 3126085), (65, 1875651), (195, 625217), (673, 181155), (929, 131235), (2019, 60385), (2787, 43745), (3365, 36231), (4645, 26247), (8749, 13935), (10095, 12077)]

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