7775271

素因数分解:

$3^5\times 7^2\times {\mathrm{653}}^1$

素因数の和:682

約数の個数: 36

約数和(自身を含む): 13569192

約数和(自身を除く): 5793921

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 653, 1323, 1701, 1959, 3969, 4571, 5877, 11907, 13713, 17631, 31997, 41139, 52893, 95991, 123417, 158679, 287973, 370251, 863919, 1110753, 2591757, 7775271]

約数ペア:

[(1, 7775271), (3, 2591757), (7, 1110753), (9, 863919), (21, 370251), (27, 287973), (49, 158679), (63, 123417), (81, 95991), (147, 52893), (189, 41139), (243, 31997), (441, 17631), (567, 13713), (653, 11907), (1323, 5877), (1701, 4571), (1959, 3969)]