17891523

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1307}}^1$

素因数の和:1345

約数の個数: 30

約数和(自身を含む): 28963044

約数和(自身を除く): 11071521

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1307, 1521, 3921, 4563, 11763, 13689, 16991, 35289, 50973, 105867, 152919, 220883, 458757, 662649, 1376271, 1987947, 5963841, 17891523]

約数ペア:

[(1, 17891523), (3, 5963841), (9, 1987947), (13, 1376271), (27, 662649), (39, 458757), (81, 220883), (117, 152919), (169, 105867), (351, 50973), (507, 35289), (1053, 16991), (1307, 13689), (1521, 11763), (3921, 4563)]