19951225

素因数分解:

$5^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{659}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 28480320

約数和(自身を除く): 8529095

約数列:

[1, 5, 7, 25, 35, 173, 175, 659, 865, 1211, 3295, 4325, 4613, 6055, 16475, 23065, 30275, 114007, 115325, 570035, 798049, 2850175, 3990245, 19951225]

約数ペア:

[(1, 19951225), (5, 3990245), (7, 2850175), (25, 798049), (35, 570035), (173, 115325), (175, 114007), (659, 30275), (865, 23065), (1211, 16475), (3295, 6055), (4325, 4613)]