31188963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 15259677

約数列:

[1, 3, 13, 39, 53, 79, 159, 191, 237, 573, 689, 1027, 2067, 2483, 3081, 4187, 7449, 10123, 12561, 15089, 30369, 45267, 54431, 131599, 163293, 196157, 394797, 588471, 799717, 2399151, 10396321, 31188963]

約数ペア:

[(1, 31188963), (3, 10396321), (13, 2399151), (39, 799717), (53, 588471), (79, 394797), (159, 196157), (191, 163293), (237, 131599), (573, 54431), (689, 45267), (1027, 30369), (2067, 15089), (2483, 12561), (3081, 10123), (4187, 7449)]