388373211

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2153}}^1$

素因数の和:2313

約数の個数: 40

約数和(自身を含む): 619266384

約数和(自身を除く): 230893173

約数列:

[1, 3, 9, 17, 27, 51, 81, 131, 153, 393, 459, 1179, 1377, 2153, 2227, 3537, 6459, 6681, 10611, 19377, 20043, 36601, 58131, 60129, 109803, 174393, 180387, 282043, 329409, 846129, 988227, 2538387, 2964681, 4794731, 7615161, 14384193, 22845483, 43152579, 129457737, 388373211]

約数ペア:

[(1, 388373211), (3, 129457737), (9, 43152579), (17, 22845483), (27, 14384193), (51, 7615161), (81, 4794731), (131, 2964681), (153, 2538387), (393, 988227), (459, 846129), (1179, 329409), (1377, 282043), (2153, 180387), (2227, 174393), (3537, 109803), (6459, 60129), (6681, 58131), (10611, 36601), (19377, 20043)]