90235389

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 131891200

約数和(自身を除く): 41655811

約数列:

[1, 3, 19, 31, 57, 93, 223, 229, 589, 669, 687, 1767, 4237, 4351, 6913, 7099, 12711, 13053, 20739, 21297, 51067, 131347, 134881, 153201, 394041, 404643, 970273, 1583077, 2910819, 4749231, 30078463, 90235389]

約数ペア:

[(1, 90235389), (3, 30078463), (19, 4749231), (31, 2910819), (57, 1583077), (93, 970273), (223, 404643), (229, 394041), (589, 153201), (669, 134881), (687, 131347), (1767, 51067), (4237, 21297), (4351, 20739), (6913, 13053), (7099, 12711)]