87202731

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1663}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 145686528

約数和(自身を除く): 58483797

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 681, 1589, 1663, 2497, 4767, 4989, 7491, 11641, 17479, 18293, 34923, 52437, 54879, 128051, 377501, 384153, 1132503, 2642507, 4152511, 7927521, 12457533, 29067577, 87202731]

約数ペア:

[(1, 87202731), (3, 29067577), (7, 12457533), (11, 7927521), (21, 4152511), (33, 2642507), (77, 1132503), (227, 384153), (231, 377501), (681, 128051), (1589, 54879), (1663, 52437), (2497, 34923), (4767, 18293), (4989, 17479), (7491, 11641)]