91081557

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3467}}^1$

素因数の和:3622

約数の個数: 32

約数和(自身を含む): 155366400

約数和(自身を除く): 64284843

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3467, 3753, 8757, 10401, 24269, 26271, 31203, 72807, 93609, 218421, 481913, 655263, 1445739, 3373391, 4337217, 10120173, 13011651, 30360519, 91081557]

約数ペア:

[(1, 91081557), (3, 30360519), (7, 13011651), (9, 10120173), (21, 4337217), (27, 3373391), (63, 1445739), (139, 655263), (189, 481913), (417, 218421), (973, 93609), (1251, 72807), (2919, 31203), (3467, 26271), (3753, 24269), (8757, 10401)]