285291201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 423165568

約数和(自身を除く): 137874367

約数列:

[1, 3, 13, 37, 39, 111, 211, 481, 633, 937, 1443, 2743, 2811, 7807, 8229, 12181, 23421, 34669, 36543, 101491, 104007, 197707, 304473, 450697, 593121, 1352091, 2570191, 7315159, 7710573, 21945477, 95097067, 285291201]

約数ペア:

[(1, 285291201), (3, 95097067), (13, 21945477), (37, 7710573), (39, 7315159), (111, 2570191), (211, 1352091), (481, 593121), (633, 450697), (937, 304473), (1443, 197707), (2743, 104007), (2811, 101491), (7807, 36543), (8229, 34669), (12181, 23421)]