8090181

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 14938560

約数和(自身を除く): 6848379

約数列:

[1, 3, 9, 11, 17, 19, 23, 33, 51, 57, 69, 99, 121, 153, 171, 187, 207, 209, 253, 323, 363, 391, 437, 561, 627, 759, 969, 1089, 1173, 1311, 1683, 1881, 2057, 2277, 2299, 2783, 2907, 3519, 3553, 3933, 4301, 4807, 6171, 6897, 7429, 8349, 10659, 12903, 14421, 18513, 20691, 22287, 25047, 31977, 38709, 39083, 43263, 47311, 52877, 66861, 81719, 117249, 141933, 158631, 245157, 351747, 425799, 475893, 735471, 898909, 2696727, 8090181]

約数ペア:

[(1, 8090181), (3, 2696727), (9, 898909), (11, 735471), (17, 475893), (19, 425799), (23, 351747), (33, 245157), (51, 158631), (57, 141933), (69, 117249), (99, 81719), (121, 66861), (153, 52877), (171, 47311), (187, 43263), (207, 39083), (209, 38709), (253, 31977), (323, 25047), (363, 22287), (391, 20691), (437, 18513), (561, 14421), (627, 12903), (759, 10659), (969, 8349), (1089, 7429), (1173, 6897), (1311, 6171), (1683, 4807), (1881, 4301), (2057, 3933), (2277, 3553), (2299, 3519), (2783, 2907)]