2213145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 4447872

約数和(自身を除く): 2234727

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 263, 495, 561, 765, 789, 935, 1315, 1683, 2367, 2805, 2893, 3945, 4471, 8415, 8679, 11835, 13413, 14465, 22355, 26037, 40239, 43395, 49181, 67065, 130185, 147543, 201195, 245905, 442629, 737715, 2213145]

約数ペア:

[(1, 2213145), (3, 737715), (5, 442629), (9, 245905), (11, 201195), (15, 147543), (17, 130185), (33, 67065), (45, 49181), (51, 43395), (55, 40239), (85, 26037), (99, 22355), (153, 14465), (165, 13413), (187, 11835), (255, 8679), (263, 8415), (495, 4471), (561, 3945), (765, 2893), (789, 2805), (935, 2367), (1315, 1683)]