81749199

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{24179}}^1$

素因数の和:24219

約数の個数: 24

約数和(自身を含む): 132312960

約数和(自身を除く): 50563761

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 24179, 72537, 169253, 507759, 556117, 1184771, 1668351, 3554313, 3892819, 11678457, 27249733, 81749199]

約数ペア:

[(1, 81749199), (3, 27249733), (7, 11678457), (21, 3892819), (23, 3554313), (49, 1668351), (69, 1184771), (147, 556117), (161, 507759), (483, 169253), (1127, 72537), (3381, 24179)]