216222045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{4003}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 374005632

約数和(自身を除く): 157783587

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 277, 831, 1385, 3601, 4003, 4155, 10803, 12009, 18005, 20015, 52039, 54015, 60045, 156117, 260195, 780585, 1108831, 3326493, 5544155, 14414803, 16632465, 43244409, 72074015, 216222045]

約数ペア:

[(1, 216222045), (3, 72074015), (5, 43244409), (13, 16632465), (15, 14414803), (39, 5544155), (65, 3326493), (195, 1108831), (277, 780585), (831, 260195), (1385, 156117), (3601, 60045), (4003, 54015), (4155, 52039), (10803, 20015), (12009, 18005)]