71904159

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 110714880

約数和(自身を除く): 38810721

約数列:

[1, 3, 9, 27, 31, 93, 271, 279, 317, 813, 837, 951, 2439, 2853, 7317, 8401, 8559, 9827, 25203, 29481, 75609, 85907, 88443, 226827, 257721, 265329, 773163, 2319489, 2663117, 7989351, 23968053, 71904159]

約数ペア:

[(1, 71904159), (3, 23968053), (9, 7989351), (27, 2663117), (31, 2319489), (93, 773163), (271, 265329), (279, 257721), (317, 226827), (813, 88443), (837, 85907), (951, 75609), (2439, 29481), (2853, 25203), (7317, 9827), (8401, 8559)]