51143769

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 83026944

約数和(自身を除く): 31883175

約数列:

[1, 3, 9, 17, 31, 41, 51, 93, 123, 153, 263, 279, 369, 527, 697, 789, 1271, 1581, 2091, 2367, 3813, 4471, 4743, 6273, 8153, 10783, 11439, 13413, 21607, 24459, 32349, 40239, 64821, 73377, 97047, 138601, 183311, 194463, 334273, 415803, 549933, 1002819, 1247409, 1649799, 3008457, 5682641, 17047923, 51143769]

約数ペア:

[(1, 51143769), (3, 17047923), (9, 5682641), (17, 3008457), (31, 1649799), (41, 1247409), (51, 1002819), (93, 549933), (123, 415803), (153, 334273), (263, 194463), (279, 183311), (369, 138601), (527, 97047), (697, 73377), (789, 64821), (1271, 40239), (1581, 32349), (2091, 24459), (2367, 21607), (3813, 13413), (4471, 11439), (4743, 10783), (6273, 8153)]