212196488

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{3943}}^1$

素因数の和:4018

約数の個数: 48

約数和(自身を含む): 469967040

約数和(自身を除く): 257770552

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 961, 1736, 1922, 3844, 3943, 6727, 7688, 7886, 13454, 15772, 26908, 27601, 31544, 53816, 55202, 110404, 122233, 220808, 244466, 488932, 855631, 977864, 1711262, 3422524, 3789223, 6845048, 7578446, 15156892, 26524561, 30313784, 53049122, 106098244, 212196488]

約数ペア:

[(1, 212196488), (2, 106098244), (4, 53049122), (7, 30313784), (8, 26524561), (14, 15156892), (28, 7578446), (31, 6845048), (56, 3789223), (62, 3422524), (124, 1711262), (217, 977864), (248, 855631), (434, 488932), (868, 244466), (961, 220808), (1736, 122233), (1922, 110404), (3844, 55202), (3943, 53816), (6727, 31544), (7688, 27601), (7886, 26908), (13454, 15772)]