78580047

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3943}}^1$

素因数の和:4039

約数の個数: 32

約数和(自身を含む): 130751488

約数和(自身を除く): 52171441

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 3943, 6643, 11829, 19929, 27601, 51259, 82803, 153777, 287839, 358813, 863517, 1076439, 2014873, 3741907, 6044619, 11225721, 26193349, 78580047]

約数ペア:

[(1, 78580047), (3, 26193349), (7, 11225721), (13, 6044619), (21, 3741907), (39, 2014873), (73, 1076439), (91, 863517), (219, 358813), (273, 287839), (511, 153777), (949, 82803), (1533, 51259), (2847, 27601), (3943, 19929), (6643, 11829)]