23780043

素因数分解:

$3^2\times 7^2\times {\mathrm{53923}}^1$

素因数の和:53943

約数の個数: 18

約数和(自身を含む): 39957684

約数和(自身を除く): 16177641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 53923, 161769, 377461, 485307, 1132383, 2642227, 3397149, 7926681, 23780043]

約数ペア:

[(1, 23780043), (3, 7926681), (7, 3397149), (9, 2642227), (21, 1132383), (49, 485307), (63, 377461), (147, 161769), (441, 53923)]