1291363585

素因数分解:

$5^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1\times {\mathrm{1031}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 1557510912

約数和(自身を除く): 266147327

約数列:

[1, 5, 397, 631, 1031, 1985, 3155, 5155, 250507, 409307, 650561, 1252535, 2046535, 3252805, 258272717, 1291363585]

約数ペア:

[(1, 1291363585), (5, 258272717), (397, 3252805), (631, 2046535), (1031, 1252535), (1985, 650561), (3155, 409307), (5155, 250507)]