128941345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{116689}}^1$

素因数の和:116724

約数の個数: 16

約数和(自身を含む): 176435280

約数和(自身を除く): 47493935

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 116689, 583445, 1516957, 1983713, 7584785, 9918565, 25788269, 128941345]

約数ペア:

[(1, 128941345), (5, 25788269), (13, 9918565), (17, 7584785), (65, 1983713), (85, 1516957), (221, 583445), (1105, 116689)]