173880304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19441}}^1$

素因数の和:19505

約数の個数: 40

約数和(自身を含む): 371264432

約数和(自身を除く): 197384128

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 19441, 38882, 77764, 155528, 252733, 311056, 505466, 835963, 1010932, 1671926, 2021864, 3343852, 4043728, 6687704, 10867519, 13375408, 21735038, 43470076, 86940152, 173880304]

約数ペア:

[(1, 173880304), (2, 86940152), (4, 43470076), (8, 21735038), (13, 13375408), (16, 10867519), (26, 6687704), (43, 4043728), (52, 3343852), (86, 2021864), (104, 1671926), (172, 1010932), (208, 835963), (344, 505466), (559, 311056), (688, 252733), (1118, 155528), (2236, 77764), (4472, 38882), (8944, 19441)]