28038064

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 56371392

約数和(自身を除く): 28333328

約数列:

[1, 2, 4, 8, 16, 43, 83, 86, 166, 172, 332, 344, 491, 664, 688, 982, 1328, 1964, 3569, 3928, 7138, 7856, 14276, 21113, 28552, 40753, 42226, 57104, 81506, 84452, 163012, 168904, 326024, 337808, 652048, 1752379, 3504758, 7009516, 14019032, 28038064]

約数ペア:

[(1, 28038064), (2, 14019032), (4, 7009516), (8, 3504758), (16, 1752379), (43, 652048), (83, 337808), (86, 326024), (166, 168904), (172, 163012), (332, 84452), (344, 81506), (491, 57104), (664, 42226), (688, 40753), (982, 28552), (1328, 21113), (1964, 14276), (3569, 7856), (3928, 7138)]