2017128939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107563}}^1$

素因数の和:107639

約数の個数: 32

約数和(自身を含む): 3304366080

約数和(自身を除く): 1287237141

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 107563, 322689, 752941, 2043697, 2258823, 5055461, 6131091, 14305879, 15166383, 35388227, 42917637, 96053759, 106164681, 288161277, 672376313, 2017128939]

約数ペア:

[(1, 2017128939), (3, 672376313), (7, 288161277), (19, 106164681), (21, 96053759), (47, 42917637), (57, 35388227), (133, 15166383), (141, 14305879), (329, 6131091), (399, 5055461), (893, 2258823), (987, 2043697), (2679, 752941), (6251, 322689), (18753, 107563)]