201986738

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 318521280

約数和(自身を除く): 116534542

約数列:

[1, 2, 43, 61, 86, 122, 139, 277, 278, 554, 2623, 5246, 5977, 8479, 11911, 11954, 16897, 16958, 23822, 33794, 38503, 77006, 364597, 726571, 729194, 1453142, 1655629, 2348683, 3311258, 4697366, 100993369, 201986738]

約数ペア:

[(1, 201986738), (2, 100993369), (43, 4697366), (61, 3311258), (86, 2348683), (122, 1655629), (139, 1453142), (277, 729194), (278, 726571), (554, 364597), (2623, 77006), (5246, 38503), (5977, 33794), (8479, 23822), (11911, 16958), (11954, 16897)]