40687227

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1789}}^1$

素因数の和:1840

約数の個数: 36

約数和(自身を含む): 70926960

約数和(自身を除く): 30239733

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 1083, 1197, 1789, 2527, 3249, 5367, 7581, 12523, 16101, 22743, 33991, 37569, 101973, 112707, 237937, 305919, 645829, 713811, 1937487, 2141433, 4520803, 5812461, 13562409, 40687227]

約数ペア:

[(1, 40687227), (3, 13562409), (7, 5812461), (9, 4520803), (19, 2141433), (21, 1937487), (57, 713811), (63, 645829), (133, 305919), (171, 237937), (361, 112707), (399, 101973), (1083, 37569), (1197, 33991), (1789, 22743), (2527, 16101), (3249, 12523), (5367, 7581)]