26378702973

素因数分解:

$3^3\times 7^2\times {\mathrm{19938551}}^1$

素因数の和:19938574

約数の個数: 24

約数和(自身を含む): 45459898560

約数和(自身を除く): 19081195587

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19938551, 59815653, 139569857, 179446959, 418709571, 538340877, 976988999, 1256128713, 2930966997, 3768386139, 8792900991, 26378702973]

約数ペア:

[(1, 26378702973), (3, 8792900991), (7, 3768386139), (9, 2930966997), (21, 1256128713), (27, 976988999), (49, 538340877), (63, 418709571), (147, 179446959), (189, 139569857), (441, 59815653), (1323, 19938551)]