168295918

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 292723200

約数和(自身を除く): 124427282

約数列:

[1, 2, 7, 14, 139, 197, 278, 394, 439, 878, 973, 1379, 1946, 2758, 3073, 6146, 27383, 54766, 61021, 86483, 122042, 172966, 191681, 383362, 427147, 605381, 854294, 1210762, 12021137, 24042274, 84147959, 168295918]

約数ペア:

[(1, 168295918), (2, 84147959), (7, 24042274), (14, 12021137), (139, 1210762), (197, 854294), (278, 605381), (394, 427147), (439, 383362), (878, 191681), (973, 172966), (1379, 122042), (1946, 86483), (2758, 61021), (3073, 54766), (6146, 27383)]