42166245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 78962688

約数和(自身を除く): 36796443

約数列:

[1, 3, 5, 11, 15, 23, 33, 41, 55, 69, 115, 123, 165, 205, 253, 271, 345, 451, 615, 759, 813, 943, 1265, 1353, 1355, 2255, 2829, 2981, 3795, 4065, 4715, 6233, 6765, 8943, 10373, 11111, 14145, 14905, 18699, 31119, 31165, 33333, 44715, 51865, 55555, 68563, 93495, 122221, 155595, 166665, 205689, 255553, 342815, 366663, 611105, 766659, 1028445, 1277765, 1833315, 2811083, 3833295, 8433249, 14055415, 42166245]

約数ペア:

[(1, 42166245), (3, 14055415), (5, 8433249), (11, 3833295), (15, 2811083), (23, 1833315), (33, 1277765), (41, 1028445), (55, 766659), (69, 611105), (115, 366663), (123, 342815), (165, 255553), (205, 205689), (253, 166665), (271, 155595), (345, 122221), (451, 93495), (615, 68563), (759, 55555), (813, 51865), (943, 44715), (1265, 33333), (1353, 31165), (1355, 31119), (2255, 18699), (2829, 14905), (2981, 14145), (3795, 11111), (4065, 10373), (4715, 8943), (6233, 6765)]