2657421

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 4341120

約数和(自身を除く): 1683699

約数列:

[1, 3, 9, 13, 27, 39, 67, 113, 117, 201, 339, 351, 603, 871, 1017, 1469, 1809, 2613, 3051, 4407, 7571, 7839, 13221, 22713, 23517, 39663, 68139, 98423, 204417, 295269, 885807, 2657421]

約数ペア:

[(1, 2657421), (3, 885807), (9, 295269), (13, 204417), (27, 98423), (39, 68139), (67, 39663), (113, 23517), (117, 22713), (201, 13221), (339, 7839), (351, 7571), (603, 4407), (871, 3051), (1017, 2613), (1469, 1809)]