25262715

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 16935045

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 265, 645, 739, 795, 2217, 2279, 3695, 6837, 11085, 11395, 31777, 34185, 39167, 95331, 117501, 158885, 195835, 476655, 587505, 1684181, 5052543, 8420905, 25262715]

約数ペア:

[(1, 25262715), (3, 8420905), (5, 5052543), (15, 1684181), (43, 587505), (53, 476655), (129, 195835), (159, 158885), (215, 117501), (265, 95331), (645, 39167), (739, 34185), (795, 31777), (2217, 11395), (2279, 11085), (3695, 6837)]