211327311

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 310238208

約数和(自身を除く): 98910897

約数列:

[1, 3, 13, 39, 71, 167, 213, 457, 501, 923, 1371, 2171, 2769, 5941, 6513, 11857, 17823, 32447, 35571, 76319, 97341, 154141, 228957, 421811, 462423, 992147, 1265433, 2976441, 5418649, 16255947, 70442437, 211327311]

約数ペア:

[(1, 211327311), (3, 70442437), (13, 16255947), (39, 5418649), (71, 2976441), (167, 1265433), (213, 992147), (457, 462423), (501, 421811), (923, 228957), (1371, 154141), (2171, 97341), (2769, 76319), (5941, 35571), (6513, 32447), (11857, 17823)]