121867216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1289}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 249537600

約数和(自身を除く): 127670384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 311, 622, 1244, 1289, 2488, 2578, 4976, 5156, 5909, 10312, 11818, 20624, 23636, 24491, 47272, 48982, 94544, 97964, 195928, 391856, 400879, 801758, 1603516, 3207032, 6414064, 7616701, 15233402, 30466804, 60933608, 121867216]

約数ペア:

[(1, 121867216), (2, 60933608), (4, 30466804), (8, 15233402), (16, 7616701), (19, 6414064), (38, 3207032), (76, 1603516), (152, 801758), (304, 400879), (311, 391856), (622, 195928), (1244, 97964), (1289, 94544), (2488, 48982), (2578, 47272), (4976, 24491), (5156, 23636), (5909, 20624), (10312, 11818)]