123112913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 167371776

約数和(自身を除く): 44258863

約数列:

[1, 7, 11, 19, 43, 77, 103, 133, 209, 301, 361, 473, 721, 817, 1133, 1463, 1957, 2527, 3311, 3971, 4429, 5719, 7931, 8987, 13699, 15523, 21527, 27797, 31003, 37183, 48719, 62909, 84151, 108661, 150689, 170753, 260281, 341033, 409013, 589057, 925661, 1195271, 1598869, 2863091, 6479627, 11192083, 17587559, 123112913]

約数ペア:

[(1, 123112913), (7, 17587559), (11, 11192083), (19, 6479627), (43, 2863091), (77, 1598869), (103, 1195271), (133, 925661), (209, 589057), (301, 409013), (361, 341033), (473, 260281), (721, 170753), (817, 150689), (1133, 108661), (1463, 84151), (1957, 62909), (2527, 48719), (3311, 37183), (3971, 31003), (4429, 27797), (5719, 21527), (7931, 15523), (8987, 13699)]