197728765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1097}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 265628160

約数和(自身を除く): 67899395

約数列:

[1, 5, 13, 47, 59, 65, 235, 295, 611, 767, 1097, 2773, 3055, 3835, 5485, 13865, 14261, 36049, 51559, 64723, 71305, 180245, 257795, 323615, 670267, 841399, 3041981, 3351335, 4206995, 15209905, 39545753, 197728765]

約数ペア:

[(1, 197728765), (5, 39545753), (13, 15209905), (47, 4206995), (59, 3351335), (65, 3041981), (235, 841399), (295, 670267), (611, 323615), (767, 257795), (1097, 180245), (2773, 71305), (3055, 64723), (3835, 51559), (5485, 36049), (13865, 14261)]