About the Number

121998393

121998392 ← → 121998394

2進数表記:111010001011000110000111001

漢数字表記:一億二千百九十九万八千三百九十三

素因数分解:

3 5 × 11 1 × 45641 1

素因数の和:45667
約数の個数: 24
約数和(自身を含む): 199364256
約数和(自身を除く): 77365863

約数列:
[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 45641, 136923, 410769, 502051, 1232307, 1506153, 3696921, 4518459, 11090763, 13555377, 40666131, 121998393]

約数ペア:
[(1, 121998393), (3, 40666131), (9, 13555377), (11, 11090763), (27, 4518459), (33, 3696921), (81, 1506153), (99, 1232307), (243, 502051), (297, 410769), (891, 136923), (2673, 45641)]

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