25507293

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 42845760

約数和(自身を除く): 17338467

約数列:

[1, 3, 7, 17, 21, 49, 51, 59, 119, 147, 173, 177, 357, 413, 519, 833, 1003, 1211, 1239, 2499, 2891, 2941, 3009, 3633, 7021, 8477, 8673, 8823, 10207, 20587, 21063, 25431, 30621, 49147, 61761, 71449, 144109, 147441, 173519, 214347, 432327, 500143, 520557, 1214633, 1500429, 3643899, 8502431, 25507293]

約数ペア:

[(1, 25507293), (3, 8502431), (7, 3643899), (17, 1500429), (21, 1214633), (49, 520557), (51, 500143), (59, 432327), (119, 214347), (147, 173519), (173, 147441), (177, 144109), (357, 71449), (413, 61761), (519, 49147), (833, 30621), (1003, 25431), (1211, 21063), (1239, 20587), (2499, 10207), (2891, 8823), (2941, 8673), (3009, 8477), (3633, 7021)]