2195739

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:416

約数の個数: 36

約数和(自身を含む): 3983616

約数和(自身を除く): 1787877

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 383, 441, 637, 819, 1149, 1911, 2681, 3447, 4979, 5733, 8043, 14937, 18767, 24129, 34853, 44811, 56301, 104559, 168903, 243971, 313677, 731913, 2195739]

約数ペア:

[(1, 2195739), (3, 731913), (7, 313677), (9, 243971), (13, 168903), (21, 104559), (39, 56301), (49, 44811), (63, 34853), (91, 24129), (117, 18767), (147, 14937), (273, 8043), (383, 5733), (441, 4979), (637, 3447), (819, 2681), (1149, 1911)]