About the Number

1320386769

1320386768 ← → 1320386770

2進数表記:1001110101100111000000011010001

漢数字表記:十三億二千三十八万六千七百六十九

素因数分解:

3 2 × 13 1 × 269 1 × 41953 1

素因数の和:42241
約数の個数: 24
約数和(自身を含む): 2061619560
約数和(自身を除く): 741232791

約数列:
[1, 3, 9, 13, 39, 117, 269, 807, 2421, 3497, 10491, 31473, 41953, 125859, 377577, 545389, 1636167, 4908501, 11285357, 33856071, 101568213, 146709641, 440128923, 1320386769]

約数ペア:
[(1, 1320386769), (3, 440128923), (9, 146709641), (13, 101568213), (39, 33856071), (117, 11285357), (269, 4908501), (807, 1636167), (2421, 545389), (3497, 377577), (10491, 125859), (31473, 41953)]

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