221981769

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{432713}}^1$

素因数の和:432741

約数の個数: 16

約数和(自身を含む): 346171200

約数和(自身を除く): 124189431

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 432713, 1298139, 3894417, 8221547, 11683251, 24664641, 73993923, 221981769]

約数ペア:

[(1, 221981769), (3, 73993923), (9, 24664641), (19, 11683251), (27, 8221547), (57, 3894417), (171, 1298139), (513, 432713)]