25026579

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 37566464

約数和(自身を除く): 12539885

約数列:

[1, 3, 9, 31, 93, 271, 279, 331, 813, 993, 2439, 2979, 8401, 10261, 25203, 30783, 75609, 89701, 92349, 269103, 807309, 2780731, 8342193, 25026579]

約数ペア:

[(1, 25026579), (3, 8342193), (9, 2780731), (31, 807309), (93, 269103), (271, 92349), (279, 89701), (331, 75609), (813, 30783), (993, 25203), (2439, 10261), (2979, 8401)]