199408377

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 310809600

約数和(自身を除く): 111401223

約数列:

[1, 3, 7, 21, 59, 177, 227, 413, 681, 709, 1239, 1589, 2127, 4767, 4963, 13393, 14889, 40179, 41831, 93751, 125493, 160943, 281253, 292817, 482829, 878451, 1126601, 3379803, 9495637, 28486911, 66469459, 199408377]

約数ペア:

[(1, 199408377), (3, 66469459), (7, 28486911), (21, 9495637), (59, 3379803), (177, 1126601), (227, 878451), (413, 482829), (681, 292817), (709, 281253), (1239, 160943), (1589, 125493), (2127, 93751), (4767, 41831), (4963, 40179), (13393, 14889)]