337639096

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{1999}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 649440000

約数和(自身を除く): 311800904

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 491, 982, 1964, 1999, 3928, 3998, 7996, 15992, 21113, 42226, 84452, 85957, 168904, 171914, 343828, 687656, 981509, 1963018, 3926036, 7852072, 42204887, 84409774, 168819548, 337639096]

約数ペア:

[(1, 337639096), (2, 168819548), (4, 84409774), (8, 42204887), (43, 7852072), (86, 3926036), (172, 1963018), (344, 981509), (491, 687656), (982, 343828), (1964, 171914), (1999, 168904), (3928, 85957), (3998, 84452), (7996, 42226), (15992, 21113)]