388261917

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{15121}}^1$

素因数の和:15450

約数の個数: 20

約数和(自身を含む): 581864316

約数和(自身を除く): 193602399

約数列:

[1, 3, 9, 27, 81, 317, 951, 2853, 8559, 15121, 25677, 45363, 136089, 408267, 1224801, 4793357, 14380071, 43140213, 129420639, 388261917]

約数ペア:

[(1, 388261917), (3, 129420639), (9, 43140213), (27, 14380071), (81, 4793357), (317, 1224801), (951, 408267), (2853, 136089), (8559, 45363), (15121, 25677)]