81513934

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{5261}}^1$

素因数の和:5451

約数の個数: 16

約数和(自身を含む): 125277696

約数和(自身を除く): 43763762

約数列:

[1, 2, 61, 122, 127, 254, 5261, 7747, 10522, 15494, 320921, 641842, 668147, 1336294, 40756967, 81513934]

約数ペア:

[(1, 81513934), (2, 40756967), (61, 1336294), (122, 668147), (127, 641842), (254, 320921), (5261, 15494), (7747, 10522)]