86931405

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2962

約数の個数: 48

約数和(自身を含む): 167132160

約数和(自身を除く): 80200755

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 165, 183, 305, 495, 549, 671, 915, 2013, 2745, 2879, 3355, 6039, 8637, 10065, 14395, 25911, 30195, 31669, 43185, 95007, 129555, 158345, 175619, 285021, 475035, 526857, 878095, 1425105, 1580571, 1931809, 2634285, 5795427, 7902855, 9659045, 17386281, 28977135, 86931405]

約数ペア:

[(1, 86931405), (3, 28977135), (5, 17386281), (9, 9659045), (11, 7902855), (15, 5795427), (33, 2634285), (45, 1931809), (55, 1580571), (61, 1425105), (99, 878095), (165, 526857), (183, 475035), (305, 285021), (495, 175619), (549, 158345), (671, 129555), (915, 95007), (2013, 43185), (2745, 31669), (2879, 30195), (3355, 25911), (6039, 14395), (8637, 10065)]