81518398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3511}}^1$

素因数の和:3592

約数の個数: 32

約数和(自身を含む): 141603840

約数和(自身を除く): 60085442

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 893, 1222, 1786, 3511, 7022, 11609, 23218, 45643, 66709, 91286, 133418, 165017, 330034, 867217, 1734434, 2145221, 3135323, 4290442, 6270646, 40759199, 81518398]

約数ペア:

[(1, 81518398), (2, 40759199), (13, 6270646), (19, 4290442), (26, 3135323), (38, 2145221), (47, 1734434), (94, 867217), (247, 330034), (494, 165017), (611, 133418), (893, 91286), (1222, 66709), (1786, 45643), (3511, 23218), (7022, 11609)]