71916978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2663}}^1$

素因数の和:3318

約数の個数: 32

約数和(自身を含む): 164699136

約数和(自身を除く): 92782158

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 643, 1286, 1929, 2663, 3858, 4501, 5326, 7989, 9002, 13503, 15978, 18641, 27006, 37282, 55923, 111846, 1712309, 3424618, 5136927, 10273854, 11986163, 23972326, 35958489, 71916978]

約数ペア:

[(1, 71916978), (2, 35958489), (3, 23972326), (6, 11986163), (7, 10273854), (14, 5136927), (21, 3424618), (42, 1712309), (643, 111846), (1286, 55923), (1929, 37282), (2663, 27006), (3858, 18641), (4501, 15978), (5326, 13503), (7989, 9002)]