81974498

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{7297}}^1$

素因数の和:7477

約数の個数: 16

約数和(自身を含む): 126897624

約数和(自身を除く): 44923126

約数列:

[1, 2, 41, 82, 137, 274, 5617, 7297, 11234, 14594, 299177, 598354, 999689, 1999378, 40987249, 81974498]

約数ペア:

[(1, 81974498), (2, 40987249), (41, 1999378), (82, 999689), (137, 598354), (274, 299177), (5617, 14594), (7297, 11234)]