221458853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{47149}}^1$

素因数の和:47228

約数の個数: 16

約数和(自身を含む): 280636800

約数和(自身を除く): 59177947

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 47149, 330043, 518639, 2876089, 3630473, 20132623, 31636979, 221458853]

約数ペア:

[(1, 221458853), (7, 31636979), (11, 20132623), (61, 3630473), (77, 2876089), (427, 518639), (671, 330043), (4697, 47149)]