30645081

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 51609600

約数和(自身を除く): 20964519

約数列:

[1, 3, 9, 19, 27, 31, 41, 47, 57, 93, 123, 141, 171, 279, 369, 423, 513, 589, 779, 837, 893, 1107, 1269, 1271, 1457, 1767, 1927, 2337, 2679, 3813, 4371, 5301, 5781, 7011, 8037, 11439, 13113, 15903, 17343, 21033, 24111, 24149, 27683, 34317, 36613, 39339, 52029, 59737, 72447, 83049, 109839, 179211, 217341, 249147, 329517, 537633, 652023, 747441, 988551, 1135003, 1612899, 3405009, 10215027, 30645081]

約数ペア:

[(1, 30645081), (3, 10215027), (9, 3405009), (19, 1612899), (27, 1135003), (31, 988551), (41, 747441), (47, 652023), (57, 537633), (93, 329517), (123, 249147), (141, 217341), (171, 179211), (279, 109839), (369, 83049), (423, 72447), (513, 59737), (589, 52029), (779, 39339), (837, 36613), (893, 34317), (1107, 27683), (1269, 24149), (1271, 24111), (1457, 21033), (1767, 17343), (1927, 15903), (2337, 13113), (2679, 11439), (3813, 8037), (4371, 7011), (5301, 5781)]