57728289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 83825280

約数和(自身を除く): 26096991

約数列:

[1, 3, 19, 53, 57, 97, 159, 197, 291, 591, 1007, 1843, 3021, 3743, 5141, 5529, 10441, 11229, 15423, 19109, 31323, 57327, 97679, 198379, 293037, 363071, 595137, 1012777, 1089213, 3038331, 19242763, 57728289]

約数ペア:

[(1, 57728289), (3, 19242763), (19, 3038331), (53, 1089213), (57, 1012777), (97, 595137), (159, 363071), (197, 293037), (291, 198379), (591, 97679), (1007, 57327), (1843, 31323), (3021, 19109), (3743, 15423), (5141, 11229), (5529, 10441)]