25328611

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 7766045

約数列:

[1, 7, 11, 41, 71, 77, 113, 287, 451, 497, 781, 791, 1243, 2911, 3157, 4633, 5467, 8023, 8701, 20377, 32021, 32431, 50963, 56161, 88253, 224147, 328943, 356741, 617771, 2302601, 3618373, 25328611]

約数ペア:

[(1, 25328611), (7, 3618373), (11, 2302601), (41, 617771), (71, 356741), (77, 328943), (113, 224147), (287, 88253), (451, 56161), (497, 50963), (781, 32431), (791, 32021), (1243, 20377), (2911, 8701), (3157, 8023), (4633, 5467)]