221477318

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{7309}}^1$

素因数の和:7559

約数の個数: 16

約数和(自身を含む): 337722000

約数和(自身を除く): 116244682

約数列:

[1, 2, 109, 139, 218, 278, 7309, 14618, 15151, 30302, 796681, 1015951, 1593362, 2031902, 110738659, 221477318]

約数ペア:

[(1, 221477318), (2, 110738659), (109, 2031902), (139, 1593362), (218, 1015951), (278, 796681), (7309, 30302), (14618, 15151)]