89288109

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 137134080

約数和(自身を除く): 47845971

約数列:

[1, 3, 9, 27, 47, 71, 141, 213, 423, 639, 991, 1269, 1917, 2973, 3337, 8919, 10011, 26757, 30033, 46577, 70361, 90099, 139731, 211083, 419193, 633249, 1257579, 1899747, 3306967, 9920901, 29762703, 89288109]

約数ペア:

[(1, 89288109), (3, 29762703), (9, 9920901), (27, 3306967), (47, 1899747), (71, 1257579), (141, 633249), (213, 419193), (423, 211083), (639, 139731), (991, 90099), (1269, 70361), (1917, 46577), (2973, 30033), (3337, 26757), (8919, 10011)]