253741713

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 364953600

約数和(自身を除く): 111211887

約数列:

[1, 3, 19, 57, 59, 177, 197, 383, 591, 1121, 1149, 3363, 3743, 7277, 11229, 11623, 21831, 22597, 34869, 67791, 75451, 220837, 226353, 429343, 662511, 1288029, 1433569, 4300707, 4451609, 13354827, 84580571, 253741713]

約数ペア:

[(1, 253741713), (3, 84580571), (19, 13354827), (57, 4451609), (59, 4300707), (177, 1433569), (197, 1288029), (383, 662511), (591, 429343), (1121, 226353), (1149, 220837), (3363, 75451), (3743, 67791), (7277, 34869), (11229, 22597), (11623, 21831)]