30196881

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 54221440

約数和(自身を除く): 24024559

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 79, 81, 99, 117, 121, 143, 237, 243, 297, 351, 363, 429, 711, 869, 891, 1027, 1053, 1089, 1287, 1573, 2133, 2607, 2673, 3081, 3159, 3267, 3861, 4719, 6399, 7821, 9243, 9559, 9801, 11297, 11583, 14157, 19197, 23463, 27729, 28677, 29403, 33891, 34749, 42471, 70389, 83187, 86031, 101673, 124267, 127413, 211167, 249561, 258093, 305019, 372801, 382239, 774279, 915057, 1118403, 2322837, 2745171, 3355209, 10065627, 30196881]

約数ペア:

[(1, 30196881), (3, 10065627), (9, 3355209), (11, 2745171), (13, 2322837), (27, 1118403), (33, 915057), (39, 774279), (79, 382239), (81, 372801), (99, 305019), (117, 258093), (121, 249561), (143, 211167), (237, 127413), (243, 124267), (297, 101673), (351, 86031), (363, 83187), (429, 70389), (711, 42471), (869, 34749), (891, 33891), (1027, 29403), (1053, 28677), (1089, 27729), (1287, 23463), (1573, 19197), (2133, 14157), (2607, 11583), (2673, 11297), (3081, 9801), (3159, 9559), (3267, 9243), (3861, 7821), (4719, 6399)]