2100081495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{156781}}^1$

素因数の和:156855

約数の個数: 32

約数和(自身を含む): 3612257280

約数和(自身を除く): 1512175785

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2679, 4465, 13395, 156781, 470343, 783905, 2351715, 2978839, 7368707, 8936517, 14894195, 22106121, 36843535, 44682585, 110530605, 140005433, 420016299, 700027165, 2100081495]

約数ペア:

[(1, 2100081495), (3, 700027165), (5, 420016299), (15, 140005433), (19, 110530605), (47, 44682585), (57, 36843535), (95, 22106121), (141, 14894195), (235, 8936517), (285, 7368707), (705, 2978839), (893, 2351715), (2679, 783905), (4465, 470343), (13395, 156781)]