49917819

素因数分解:

$3^1\times 7^3\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 78400000

約数和(自身を除く): 28482181

約数列:

[1, 3, 7, 21, 49, 139, 147, 343, 349, 417, 973, 1029, 1047, 2443, 2919, 6811, 7329, 17101, 20433, 47677, 48511, 51303, 119707, 143031, 145533, 339577, 359121, 1018731, 2377039, 7131117, 16639273, 49917819]

約数ペア:

[(1, 49917819), (3, 16639273), (7, 7131117), (21, 2377039), (49, 1018731), (139, 359121), (147, 339577), (343, 145533), (349, 143031), (417, 119707), (973, 51303), (1029, 48511), (1047, 47677), (2443, 20433), (2919, 17101), (6811, 7329)]