131776281

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53633}}^1$

素因数の和:53662

約数の個数: 32

約数和(自身を含む): 240280320

約数和(自身を除く): 108504039

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 53633, 160899, 375431, 482697, 697229, 1126293, 1448091, 2091687, 3378879, 4880603, 6275061, 10136637, 14641809, 18825183, 43925427, 131776281]

約数ペア:

[(1, 131776281), (3, 43925427), (7, 18825183), (9, 14641809), (13, 10136637), (21, 6275061), (27, 4880603), (39, 3378879), (63, 2091687), (91, 1448091), (117, 1126293), (189, 697229), (273, 482697), (351, 375431), (819, 160899), (2457, 53633)]