1213238521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2029}}^1\times {\mathrm{2861}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 1394366400

約数和(自身を除く): 181127879

約数列:

[1, 11, 19, 209, 2029, 2861, 22319, 31471, 38551, 54359, 424061, 597949, 5804969, 63854659, 110294411, 1213238521]

約数ペア:

[(1, 1213238521), (11, 110294411), (19, 63854659), (209, 5804969), (2029, 597949), (2861, 424061), (22319, 54359), (31471, 38551)]