42548961

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 74019840

約数和(自身を除く): 31470879

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 399, 507, 631, 741, 1183, 1729, 1893, 3211, 3549, 4417, 5187, 8203, 9633, 11989, 13251, 22477, 24609, 35967, 57421, 67431, 83923, 106639, 155857, 172263, 251769, 319917, 467571, 746473, 1090999, 2026141, 2239419, 3272997, 6078423, 14182987, 42548961]

約数ペア:

[(1, 42548961), (3, 14182987), (7, 6078423), (13, 3272997), (19, 2239419), (21, 2026141), (39, 1090999), (57, 746473), (91, 467571), (133, 319917), (169, 251769), (247, 172263), (273, 155857), (399, 106639), (507, 83923), (631, 67431), (741, 57421), (1183, 35967), (1729, 24609), (1893, 22477), (3211, 13251), (3549, 11989), (4417, 9633), (5187, 8203)]