27931778

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{32707}}^1$

素因数の和:32777

約数の個数: 16

約数和(自身を含む): 48669504

約数和(自身を除く): 20737726

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 32707, 65414, 228949, 457898, 1995127, 3990254, 13965889, 27931778]

約数ペア:

[(1, 27931778), (2, 13965889), (7, 3990254), (14, 1995127), (61, 457898), (122, 228949), (427, 65414), (854, 32707)]