218887683

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4051}}^1$

素因数の和:4175

約数の個数: 32

約数和(自身を含む): 348536832

約数和(自身を除く): 129649149

約数列:

[1, 3, 7, 21, 31, 83, 93, 217, 249, 581, 651, 1743, 2573, 4051, 7719, 12153, 18011, 28357, 54033, 85071, 125581, 336233, 376743, 879067, 1008699, 2353631, 2637201, 7060893, 10423223, 31269669, 72962561, 218887683]

約数ペア:

[(1, 218887683), (3, 72962561), (7, 31269669), (21, 10423223), (31, 7060893), (83, 2637201), (93, 2353631), (217, 1008699), (249, 879067), (581, 376743), (651, 336233), (1743, 125581), (2573, 85071), (4051, 54033), (7719, 28357), (12153, 18011)]