311918038

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 491474304

約数和(自身を除く): 179556266

約数列:

[1, 2, 47, 53, 94, 106, 137, 274, 457, 914, 2491, 4982, 6439, 7261, 12878, 14522, 21479, 24221, 42958, 48442, 62609, 125218, 341267, 682534, 1138387, 2276774, 2942623, 3318277, 5885246, 6636554, 155959019, 311918038]

約数ペア:

[(1, 311918038), (2, 155959019), (47, 6636554), (53, 5885246), (94, 3318277), (106, 2942623), (137, 2276774), (274, 1138387), (457, 682534), (914, 341267), (2491, 125218), (4982, 62609), (6439, 48442), (7261, 42958), (12878, 24221), (14522, 21479)]