1988294271

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{2311}}^1$

素因数の和:2711

約数の個数: 32

約数和(自身を含む): 2850751488

約数和(自身を除く): 862457217

約数列:

[1, 3, 23, 37, 69, 111, 337, 851, 1011, 2311, 2553, 6933, 7751, 12469, 23253, 37407, 53153, 85507, 159459, 256521, 286787, 778807, 860361, 1966661, 2336421, 5899983, 17912561, 28815859, 53737683, 86447577, 662764757, 1988294271]

約数ペア:

[(1, 1988294271), (3, 662764757), (23, 86447577), (37, 53737683), (69, 28815859), (111, 17912561), (337, 5899983), (851, 2336421), (1011, 1966661), (2311, 860361), (2553, 778807), (6933, 286787), (7751, 256521), (12469, 159459), (23253, 85507), (37407, 53153)]