246572739

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 415466688

約数和(自身を除く): 168893949

約数列:

[1, 3, 7, 9, 21, 63, 97, 157, 257, 291, 471, 679, 771, 873, 1099, 1413, 1799, 2037, 2313, 3297, 5397, 6111, 9891, 15229, 16191, 24929, 40349, 45687, 74787, 106603, 121047, 137061, 174503, 224361, 282443, 319809, 363141, 523509, 847329, 959427, 1570527, 2541987, 3913853, 11741559, 27396971, 35224677, 82190913, 246572739]

約数ペア:

[(1, 246572739), (3, 82190913), (7, 35224677), (9, 27396971), (21, 11741559), (63, 3913853), (97, 2541987), (157, 1570527), (257, 959427), (291, 847329), (471, 523509), (679, 363141), (771, 319809), (873, 282443), (1099, 224361), (1413, 174503), (1799, 137061), (2037, 121047), (2313, 106603), (3297, 74787), (5397, 45687), (6111, 40349), (9891, 24929), (15229, 16191)]