1229005895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{212447}}^1$

素因数の和:212554

約数の個数: 16

約数和(自身を含む): 1606106880

約数和(自身を除く): 377100985

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 212447, 1062235, 2761811, 13809055, 18907783, 94538915, 245801179, 1229005895]

約数ペア:

[(1, 1229005895), (5, 245801179), (13, 94538915), (65, 18907783), (89, 13809055), (445, 2761811), (1157, 1062235), (5785, 212447)]