259944982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{677}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 440515584

約数和(自身を除く): 180570602

約数列:

[1, 2, 11, 22, 31, 62, 341, 563, 677, 682, 1126, 1354, 6193, 7447, 12386, 14894, 17453, 20987, 34906, 41974, 191983, 230857, 381151, 383966, 461714, 762302, 4192661, 8385322, 11815681, 23631362, 129972491, 259944982]

約数ペア:

[(1, 259944982), (2, 129972491), (11, 23631362), (22, 11815681), (31, 8385322), (62, 4192661), (341, 762302), (563, 461714), (677, 383966), (682, 381151), (1126, 230857), (1354, 191983), (6193, 41974), (7447, 34906), (12386, 20987), (14894, 17453)]