9997405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2713}}^1$

素因数の和:2796

約数の個数: 16

約数和(自身を含む): 13287744

約数和(自身を除く): 3290339

約数列:

[1, 5, 11, 55, 67, 335, 737, 2713, 3685, 13565, 29843, 149215, 181771, 908855, 1999481, 9997405]

約数ペア:

[(1, 9997405), (5, 1999481), (11, 908855), (55, 181771), (67, 149215), (335, 29843), (737, 13565), (2713, 3685)]