53811681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 96546816

約数和(自身を除く): 42735135

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 71, 77, 119, 187, 193, 213, 231, 357, 497, 561, 579, 781, 1207, 1309, 1351, 1491, 2123, 2343, 3281, 3621, 3927, 4053, 5467, 6369, 8449, 9843, 13277, 13703, 14861, 16401, 22967, 25347, 36091, 39831, 41109, 44583, 68901, 92939, 95921, 108273, 150733, 232951, 252637, 278817, 287763, 452199, 698853, 757911, 1055131, 1630657, 2562461, 3165393, 4891971, 7687383, 17937227, 53811681]

約数ペア:

[(1, 53811681), (3, 17937227), (7, 7687383), (11, 4891971), (17, 3165393), (21, 2562461), (33, 1630657), (51, 1055131), (71, 757911), (77, 698853), (119, 452199), (187, 287763), (193, 278817), (213, 252637), (231, 232951), (357, 150733), (497, 108273), (561, 95921), (579, 92939), (781, 68901), (1207, 44583), (1309, 41109), (1351, 39831), (1491, 36091), (2123, 25347), (2343, 22967), (3281, 16401), (3621, 14861), (3927, 13703), (4053, 13277), (5467, 9843), (6369, 8449)]