222457209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4973}}^1$

素因数の和:5057

約数の個数: 32

約数和(自身を含む): 338709504

約数和(自身を除く): 116252295

約数列:

[1, 3, 13, 31, 37, 39, 93, 111, 403, 481, 1147, 1209, 1443, 3441, 4973, 14911, 14919, 44733, 64649, 154163, 184001, 193947, 462489, 552003, 2004119, 2392013, 5704031, 6012357, 7176039, 17112093, 74152403, 222457209]

約数ペア:

[(1, 222457209), (3, 74152403), (13, 17112093), (31, 7176039), (37, 6012357), (39, 5704031), (93, 2392013), (111, 2004119), (403, 552003), (481, 462489), (1147, 193947), (1209, 184001), (1443, 154163), (3441, 64649), (4973, 44733), (14911, 14919)]