71760681

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 109509120

約数和(自身を除く): 37748439

約数列:

[1, 3, 9, 27, 47, 141, 193, 293, 423, 579, 879, 1269, 1737, 2637, 5211, 7911, 9071, 13771, 27213, 41313, 56549, 81639, 123939, 169647, 244917, 371817, 508941, 1526823, 2657803, 7973409, 23920227, 71760681]

約数ペア:

[(1, 71760681), (3, 23920227), (9, 7973409), (27, 2657803), (47, 1526823), (141, 508941), (193, 371817), (293, 244917), (423, 169647), (579, 123939), (879, 81639), (1269, 56549), (1737, 41313), (2637, 27213), (5211, 13771), (7911, 9071)]