7221653019

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{10243}}^1$

素因数の和:10325

約数の個数: 72

約数和(自身を含む): 12989064192

約数和(自身を除く): 5767411173

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 361, 399, 589, 651, 1083, 1197, 1767, 1953, 2527, 3249, 4123, 5301, 7581, 10243, 11191, 12369, 22743, 30729, 33573, 37107, 71701, 78337, 92187, 100719, 194617, 215103, 235011, 317533, 583851, 645309, 705033, 952599, 1362319, 1751553, 2222731, 2857797, 3697723, 4086957, 6033127, 6668193, 11093169, 12260871, 18099381, 20004579, 25884061, 33279507, 42231889, 54298143, 77652183, 114629413, 126695667, 232956549, 343888239, 380087001, 802405891, 1031664717, 2407217673, 7221653019]

約数ペア:

[(1, 7221653019), (3, 2407217673), (7, 1031664717), (9, 802405891), (19, 380087001), (21, 343888239), (31, 232956549), (57, 126695667), (63, 114629413), (93, 77652183), (133, 54298143), (171, 42231889), (217, 33279507), (279, 25884061), (361, 20004579), (399, 18099381), (589, 12260871), (651, 11093169), (1083, 6668193), (1197, 6033127), (1767, 4086957), (1953, 3697723), (2527, 2857797), (3249, 2222731), (4123, 1751553), (5301, 1362319), (7581, 952599), (10243, 705033), (11191, 645309), (12369, 583851), (22743, 317533), (30729, 235011), (33573, 215103), (37107, 194617), (71701, 100719), (78337, 92187)]