221324717

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{911}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 242694144

約数和(自身を除く): 21369427

約数列:

[1, 17, 31, 461, 527, 911, 7837, 14291, 15487, 28241, 242947, 419971, 480097, 7139507, 13019101, 221324717]

約数ペア:

[(1, 221324717), (17, 13019101), (31, 7139507), (461, 480097), (527, 419971), (911, 242947), (7837, 28241), (14291, 15487)]