639870147338

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1\times {\mathrm{577}}^1$

素因数の和:1407

約数の個数: 64

約数和(自身を含む): 996398903808

約数和(自身を除く): 356528756470

約数列:

[1, 2, 47, 94, 157, 163, 314, 326, 461, 577, 922, 1154, 7379, 7661, 14758, 15322, 21667, 25591, 27119, 43334, 51182, 54238, 72377, 75143, 90589, 94051, 144754, 150286, 181178, 188102, 265997, 531994, 1202777, 2405554, 3401719, 3531721, 4257683, 4420397, 6803438, 7063442, 8515366, 8840794, 11797451, 12501859, 14766007, 23594902, 25003718, 29532014, 41761529, 43357511, 83523058, 86715022, 554480197, 694002329, 1108960394, 1388004658, 1962791863, 2037803017, 3925583726, 4075606034, 6807129227, 13614258454, 319935073669, 639870147338]

約数ペア:

[(1, 639870147338), (2, 319935073669), (47, 13614258454), (94, 6807129227), (157, 4075606034), (163, 3925583726), (314, 2037803017), (326, 1962791863), (461, 1388004658), (577, 1108960394), (922, 694002329), (1154, 554480197), (7379, 86715022), (7661, 83523058), (14758, 43357511), (15322, 41761529), (21667, 29532014), (25591, 25003718), (27119, 23594902), (43334, 14766007), (51182, 12501859), (54238, 11797451), (72377, 8840794), (75143, 8515366), (90589, 7063442), (94051, 6803438), (144754, 4420397), (150286, 4257683), (181178, 3531721), (188102, 3401719), (265997, 2405554), (531994, 1202777)]