13399285

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 16745472

約数和(自身を除く): 3346187

約数列:

[1, 5, 31, 137, 155, 631, 685, 3155, 4247, 19561, 21235, 86447, 97805, 432235, 2679857, 13399285]

約数ペア:

[(1, 13399285), (5, 2679857), (31, 432235), (137, 97805), (155, 86447), (631, 21235), (685, 19561), (3155, 4247)]