200928987

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 343429632

約数和(自身を除く): 142500645

約数列:

[1, 3, 7, 9, 21, 41, 63, 107, 123, 287, 321, 369, 727, 749, 861, 963, 2181, 2247, 2583, 4387, 5089, 6543, 6741, 13161, 15267, 29807, 30709, 39483, 45801, 77789, 89421, 92127, 208649, 233367, 268263, 276381, 544523, 625947, 700101, 1633569, 1877841, 3189349, 4900707, 9568047, 22325443, 28704141, 66976329, 200928987]

約数ペア:

[(1, 200928987), (3, 66976329), (7, 28704141), (9, 22325443), (21, 9568047), (41, 4900707), (63, 3189349), (107, 1877841), (123, 1633569), (287, 700101), (321, 625947), (369, 544523), (727, 276381), (749, 268263), (861, 233367), (963, 208649), (2181, 92127), (2247, 89421), (2583, 77789), (4387, 45801), (5089, 39483), (6543, 30709), (6741, 29807), (13161, 15267)]