208291216

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{39569}}^1$

素因数の和:39631

約数の個数: 40

約数和(自身を含む): 471041280

約数和(自身を除く): 262750064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 39569, 79138, 158276, 276983, 316552, 553966, 633104, 1107932, 1859743, 2215864, 3719486, 4431728, 7438972, 13018201, 14877944, 26036402, 29755888, 52072804, 104145608, 208291216]

約数ペア:

[(1, 208291216), (2, 104145608), (4, 52072804), (7, 29755888), (8, 26036402), (14, 14877944), (16, 13018201), (28, 7438972), (47, 4431728), (56, 3719486), (94, 2215864), (112, 1859743), (188, 1107932), (329, 633104), (376, 553966), (658, 316552), (752, 276983), (1316, 158276), (2632, 79138), (5264, 39569)]