217889056

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8039}}^1$

素因数の和:8078

約数の個数: 72

約数和(自身を含む): 538937280

約数和(自身を除く): 321048224

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 6776, 8039, 13552, 16078, 27104, 32156, 56273, 64312, 88429, 112546, 128624, 176858, 225092, 257248, 353716, 450184, 619003, 707432, 900368, 972719, 1238006, 1414864, 1800736, 1945438, 2476012, 2829728, 3890876, 4952024, 6809033, 7781752, 9904048, 13618066, 15563504, 19808096, 27236132, 31127008, 54472264, 108944528, 217889056]

約数ペア:

[(1, 217889056), (2, 108944528), (4, 54472264), (7, 31127008), (8, 27236132), (11, 19808096), (14, 15563504), (16, 13618066), (22, 9904048), (28, 7781752), (32, 6809033), (44, 4952024), (56, 3890876), (77, 2829728), (88, 2476012), (112, 1945438), (121, 1800736), (154, 1414864), (176, 1238006), (224, 972719), (242, 900368), (308, 707432), (352, 619003), (484, 450184), (616, 353716), (847, 257248), (968, 225092), (1232, 176858), (1694, 128624), (1936, 112546), (2464, 88429), (3388, 64312), (3872, 56273), (6776, 32156), (8039, 27104), (13552, 16078)]