31636539

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 53289600

約数和(自身を除く): 21653061

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 139, 171, 209, 363, 417, 627, 1089, 1251, 1331, 1529, 1881, 2299, 2641, 3993, 4587, 6897, 7923, 11979, 13761, 16819, 20691, 23769, 25289, 29051, 50457, 75867, 87153, 151371, 185009, 227601, 261459, 319561, 555027, 958683, 1665081, 2876049, 3515171, 10545513, 31636539]

約数ペア:

[(1, 31636539), (3, 10545513), (9, 3515171), (11, 2876049), (19, 1665081), (33, 958683), (57, 555027), (99, 319561), (121, 261459), (139, 227601), (171, 185009), (209, 151371), (363, 87153), (417, 75867), (627, 50457), (1089, 29051), (1251, 25289), (1331, 23769), (1529, 20691), (1881, 16819), (2299, 13761), (2641, 11979), (3993, 7923), (4587, 6897)]