2209491

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 3552000

約数和(自身を除く): 1342509

約数列:

[1, 3, 9, 19, 27, 57, 59, 73, 171, 177, 219, 513, 531, 657, 1121, 1387, 1593, 1971, 3363, 4161, 4307, 10089, 12483, 12921, 30267, 37449, 38763, 81833, 116289, 245499, 736497, 2209491]

約数ペア:

[(1, 2209491), (3, 736497), (9, 245499), (19, 116289), (27, 81833), (57, 38763), (59, 37449), (73, 30267), (171, 12921), (177, 12483), (219, 10089), (513, 4307), (531, 4161), (657, 3363), (1121, 1971), (1387, 1593)]