254333583

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 455293280

約数和(自身を除く): 200959697

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 119, 153, 183, 229, 289, 357, 427, 549, 687, 867, 1037, 1071, 1281, 1603, 2023, 2061, 2601, 3111, 3843, 3893, 4809, 6069, 7259, 9333, 11679, 13969, 14427, 17629, 18207, 21777, 27251, 35037, 41907, 52887, 65331, 66181, 81753, 97783, 123403, 125721, 158661, 198543, 237473, 245259, 293349, 370209, 463267, 595629, 712419, 880047, 1110627, 1389801, 1662311, 2137257, 4037041, 4169403, 4986933, 12111123, 14960799, 28259287, 36333369, 84777861, 254333583]

約数ペア:

[(1, 254333583), (3, 84777861), (7, 36333369), (9, 28259287), (17, 14960799), (21, 12111123), (51, 4986933), (61, 4169403), (63, 4037041), (119, 2137257), (153, 1662311), (183, 1389801), (229, 1110627), (289, 880047), (357, 712419), (427, 595629), (549, 463267), (687, 370209), (867, 293349), (1037, 245259), (1071, 237473), (1281, 198543), (1603, 158661), (2023, 125721), (2061, 123403), (2601, 97783), (3111, 81753), (3843, 66181), (3893, 65331), (4809, 52887), (6069, 41907), (7259, 35037), (9333, 27251), (11679, 21777), (13969, 18207), (14427, 17629)]