1821292

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 36

約数和(自身を含む): 3619728

約数和(自身を除く): 1798436

約数列:

[1, 2, 4, 11, 22, 44, 53, 71, 106, 121, 142, 212, 242, 284, 484, 583, 781, 1166, 1562, 2332, 3124, 3763, 6413, 7526, 8591, 12826, 15052, 17182, 25652, 34364, 41393, 82786, 165572, 455323, 910646, 1821292]

約数ペア:

[(1, 1821292), (2, 910646), (4, 455323), (11, 165572), (22, 82786), (44, 41393), (53, 34364), (71, 25652), (106, 17182), (121, 15052), (142, 12826), (212, 8591), (242, 7526), (284, 6413), (484, 3763), (583, 3124), (781, 2332), (1166, 1562)]