221749554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2842943}}^1$

素因数の和:2842961

約数の個数: 16

約数和(自身を含む): 477614592

約数和(自身を除く): 255865038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2842943, 5685886, 8528829, 17057658, 36958259, 73916518, 110874777, 221749554]

約数ペア:

[(1, 221749554), (2, 110874777), (3, 73916518), (6, 36958259), (13, 17057658), (26, 8528829), (39, 5685886), (78, 2842943)]