1621269

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 2688000

約数和(自身を除く): 1066731

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 149, 279, 351, 403, 447, 837, 1209, 1341, 1937, 3627, 4023, 4619, 5811, 10881, 13857, 17433, 41571, 52299, 60047, 124713, 180141, 540423, 1621269]

約数ペア:

[(1, 1621269), (3, 540423), (9, 180141), (13, 124713), (27, 60047), (31, 52299), (39, 41571), (93, 17433), (117, 13857), (149, 10881), (279, 5811), (351, 4619), (403, 4023), (447, 3627), (837, 1937), (1209, 1341)]