26727813

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 21494907

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 827, 1197, 1539, 1701, 2481, 3591, 4617, 5789, 7443, 10773, 15713, 17367, 22329, 32319, 47139, 52101, 66987, 109991, 141417, 156303, 200961, 329973, 424251, 468909, 989919, 1272753, 1406727, 2969757, 3818259, 8909271, 26727813]

約数ペア:

[(1, 26727813), (3, 8909271), (7, 3818259), (9, 2969757), (19, 1406727), (21, 1272753), (27, 989919), (57, 468909), (63, 424251), (81, 329973), (133, 200961), (171, 156303), (189, 141417), (243, 109991), (399, 66987), (513, 52101), (567, 47139), (827, 32319), (1197, 22329), (1539, 17367), (1701, 15713), (2481, 10773), (3591, 7443), (4617, 5789)]