31334289

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 49766400

約数和(自身を除く): 18432111

約数列:

[1, 3, 7, 21, 47, 53, 141, 159, 329, 371, 599, 987, 1113, 1797, 2491, 4193, 7473, 12579, 17437, 28153, 31747, 52311, 84459, 95241, 197071, 222229, 591213, 666687, 1492109, 4476327, 10444763, 31334289]

約数ペア:

[(1, 31334289), (3, 10444763), (7, 4476327), (21, 1492109), (47, 666687), (53, 591213), (141, 222229), (159, 197071), (329, 95241), (371, 84459), (599, 52311), (987, 31747), (1113, 28153), (1797, 17437), (2491, 12579), (4193, 7473)]