222163011

素因数分解:

$3^2\times 7^2\times {\mathrm{503771}}^1$

素因数の和:503791

約数の個数: 18

約数和(自身を含む): 373295052

約数和(自身を除く): 151132041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 503771, 1511313, 3526397, 4533939, 10579191, 24684779, 31737573, 74054337, 222163011]

約数ペア:

[(1, 222163011), (3, 74054337), (7, 31737573), (9, 24684779), (21, 10579191), (49, 4533939), (63, 3526397), (147, 1511313), (441, 503771)]