16851465

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 31122000

約数和(自身を除く): 14270535

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 87, 111, 145, 185, 261, 333, 349, 435, 555, 1047, 1073, 1305, 1665, 1745, 3141, 3219, 5235, 5365, 9657, 10121, 12913, 15705, 16095, 30363, 38739, 48285, 50605, 64565, 91089, 116217, 151815, 193695, 374477, 455445, 581085, 1123431, 1872385, 3370293, 5617155, 16851465]

約数ペア:

[(1, 16851465), (3, 5617155), (5, 3370293), (9, 1872385), (15, 1123431), (29, 581085), (37, 455445), (45, 374477), (87, 193695), (111, 151815), (145, 116217), (185, 91089), (261, 64565), (333, 50605), (349, 48285), (435, 38739), (555, 30363), (1047, 16095), (1073, 15705), (1305, 12913), (1665, 10121), (1745, 9657), (3141, 5365), (3219, 5235)]