121981307

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{6529}}^1$

素因数の和:6710

約数の個数: 16

約数和(自身を含む): 148570560

約数和(自身を除く): 26589253

約数列:

[1, 7, 17, 119, 157, 1099, 2669, 6529, 18683, 45703, 110993, 776951, 1025053, 7175371, 17425901, 121981307]

約数ペア:

[(1, 121981307), (7, 17425901), (17, 7175371), (119, 1025053), (157, 776951), (1099, 110993), (2669, 45703), (6529, 18683)]