28292715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 54434016

約数和(自身を除く): 26141301

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 165, 183, 305, 495, 549, 671, 915, 937, 2013, 2745, 2811, 3355, 4685, 6039, 8433, 10065, 10307, 14055, 30195, 30921, 42165, 51535, 57157, 92763, 154605, 171471, 285785, 463815, 514413, 628727, 857355, 1886181, 2572065, 3143635, 5658543, 9430905, 28292715]

約数ペア:

[(1, 28292715), (3, 9430905), (5, 5658543), (9, 3143635), (11, 2572065), (15, 1886181), (33, 857355), (45, 628727), (55, 514413), (61, 463815), (99, 285785), (165, 171471), (183, 154605), (305, 92763), (495, 57157), (549, 51535), (671, 42165), (915, 30921), (937, 30195), (2013, 14055), (2745, 10307), (2811, 10065), (3355, 8433), (4685, 6039)]