51147639

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 80352000

約数和(自身を除く): 29204361

約数列:

[1, 3, 9, 19, 27, 57, 171, 179, 513, 537, 557, 1611, 1671, 3401, 4833, 5013, 10203, 10583, 15039, 30609, 31749, 91827, 95247, 99703, 285741, 299109, 897327, 1894357, 2691981, 5683071, 17049213, 51147639]

約数ペア:

[(1, 51147639), (3, 17049213), (9, 5683071), (19, 2691981), (27, 1894357), (57, 897327), (171, 299109), (179, 285741), (513, 99703), (537, 95247), (557, 91827), (1611, 31749), (1671, 30609), (3401, 15039), (4833, 10583), (5013, 10203)]