81563418

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{467}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 183396096

約数和(自身を除く): 101832678

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 313, 467, 558, 626, 934, 939, 1401, 1878, 2802, 2817, 4203, 5634, 8406, 9703, 14477, 19406, 28954, 29109, 43431, 58218, 86862, 87327, 130293, 146171, 174654, 260586, 292342, 438513, 877026, 1315539, 2631078, 4531301, 9062602, 13593903, 27187806, 40781709, 81563418]

約数ペア:

[(1, 81563418), (2, 40781709), (3, 27187806), (6, 13593903), (9, 9062602), (18, 4531301), (31, 2631078), (62, 1315539), (93, 877026), (186, 438513), (279, 292342), (313, 260586), (467, 174654), (558, 146171), (626, 130293), (934, 87327), (939, 86862), (1401, 58218), (1878, 43431), (2802, 29109), (2817, 28954), (4203, 19406), (5634, 14477), (8406, 9703)]