25741305

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 20961351

約数列:

[1, 3, 5, 9, 15, 43, 45, 53, 129, 159, 215, 251, 265, 387, 477, 645, 753, 795, 1255, 1935, 2259, 2279, 2385, 3765, 6837, 10793, 11295, 11395, 13303, 20511, 32379, 34185, 39909, 53965, 66515, 97137, 102555, 119727, 161895, 199545, 485685, 572029, 598635, 1716087, 2860145, 5148261, 8580435, 25741305]

約数ペア:

[(1, 25741305), (3, 8580435), (5, 5148261), (9, 2860145), (15, 1716087), (43, 598635), (45, 572029), (53, 485685), (129, 199545), (159, 161895), (215, 119727), (251, 102555), (265, 97137), (387, 66515), (477, 53965), (645, 39909), (753, 34185), (795, 32379), (1255, 20511), (1935, 13303), (2259, 11395), (2279, 11295), (2385, 10793), (3765, 6837)]