28898595

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 55411200

約数和(自身を除く): 26512605

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 165, 237, 395, 495, 711, 739, 869, 1185, 2217, 2607, 3555, 3695, 4345, 6651, 7821, 8129, 11085, 13035, 24387, 33255, 39105, 40645, 58381, 73161, 121935, 175143, 291905, 365805, 525429, 642191, 875715, 1926573, 2627145, 3210955, 5779719, 9632865, 28898595]

約数ペア:

[(1, 28898595), (3, 9632865), (5, 5779719), (9, 3210955), (11, 2627145), (15, 1926573), (33, 875715), (45, 642191), (55, 525429), (79, 365805), (99, 291905), (165, 175143), (237, 121935), (395, 73161), (495, 58381), (711, 40645), (739, 39105), (869, 33255), (1185, 24387), (2217, 13035), (2607, 11085), (3555, 8129), (3695, 7821), (4345, 6651)]