206518923

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 350784000

約数和(自身を除く): 144265077

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 173, 179, 247, 351, 513, 519, 537, 741, 1557, 1611, 2223, 2249, 2327, 3287, 3401, 4671, 4833, 6669, 6747, 6981, 9861, 10203, 20241, 20943, 29583, 30609, 30967, 42731, 44213, 60723, 62829, 88749, 91827, 92901, 128193, 132639, 278703, 384579, 397917, 402571, 588373, 836109, 1153737, 1193751, 1207713, 1765119, 3623139, 5295357, 7648849, 10869417, 15886071, 22946547, 68839641, 206518923]

約数ペア:

[(1, 206518923), (3, 68839641), (9, 22946547), (13, 15886071), (19, 10869417), (27, 7648849), (39, 5295357), (57, 3623139), (117, 1765119), (171, 1207713), (173, 1193751), (179, 1153737), (247, 836109), (351, 588373), (513, 402571), (519, 397917), (537, 384579), (741, 278703), (1557, 132639), (1611, 128193), (2223, 92901), (2249, 91827), (2327, 88749), (3287, 62829), (3401, 60723), (4671, 44213), (4833, 42731), (6669, 30967), (6747, 30609), (6981, 29583), (9861, 20943), (10203, 20241)]