18177129

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 29818880

約数和(自身を除く): 11641751

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 127, 171, 243, 279, 381, 513, 589, 837, 1143, 1539, 1767, 2413, 2511, 3429, 3937, 4617, 5301, 7239, 7533, 10287, 11811, 15903, 21717, 30861, 35433, 47709, 65151, 74803, 106299, 143127, 195453, 224409, 318897, 586359, 673227, 956691, 2019681, 6059043, 18177129]

約数ペア:

[(1, 18177129), (3, 6059043), (9, 2019681), (19, 956691), (27, 673227), (31, 586359), (57, 318897), (81, 224409), (93, 195453), (127, 143127), (171, 106299), (243, 74803), (279, 65151), (381, 47709), (513, 35433), (589, 30861), (837, 21717), (1143, 15903), (1539, 11811), (1767, 10287), (2413, 7533), (2511, 7239), (3429, 5301), (3937, 4617)]