2209968387

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{18743}}^1$

素因数の和:19160

約数の個数: 32

約数和(自身を含む): 3580853760

約数和(自身を除く): 1370885373

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 397, 1191, 3573, 4367, 10719, 13101, 18743, 39303, 56229, 117909, 168687, 206173, 506061, 618519, 1855557, 5566671, 7440971, 22322913, 66968739, 81850681, 200906217, 245552043, 736656129, 2209968387]

約数ペア:

[(1, 2209968387), (3, 736656129), (9, 245552043), (11, 200906217), (27, 81850681), (33, 66968739), (99, 22322913), (297, 7440971), (397, 5566671), (1191, 1855557), (3573, 618519), (4367, 506061), (10719, 206173), (13101, 168687), (18743, 117909), (39303, 56229)]