172740183

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1523}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 287926272

約数和(自身を除く): 115186089

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 491, 1473, 1523, 3437, 4569, 5401, 10311, 10661, 16203, 16753, 31983, 37807, 50259, 113421, 117271, 351813, 747793, 2243379, 5234551, 8225723, 15703653, 24677169, 57580061, 172740183]

約数ペア:

[(1, 172740183), (3, 57580061), (7, 24677169), (11, 15703653), (21, 8225723), (33, 5234551), (77, 2243379), (231, 747793), (491, 351813), (1473, 117271), (1523, 113421), (3437, 50259), (4569, 37807), (5401, 31983), (10311, 16753), (10661, 16203)]