1271163537

素因数分解:

$3^4\times 7^2\times {\mathrm{320273}}^1$

素因数の和:320299

約数の個数: 30

約数和(自身を含む): 2208929778

約数和(自身を除く): 937766241

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 320273, 960819, 2241911, 2882457, 6725733, 8647371, 15693377, 20177199, 25942113, 47080131, 60531597, 141240393, 181594791, 423721179, 1271163537]

約数ペア:

[(1, 1271163537), (3, 423721179), (7, 181594791), (9, 141240393), (21, 60531597), (27, 47080131), (49, 25942113), (63, 20177199), (81, 15693377), (147, 8647371), (189, 6725733), (441, 2882457), (567, 2241911), (1323, 960819), (3969, 320273)]