7640955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 15335424

約数和(自身を除く): 7694469

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 191, 315, 381, 573, 635, 889, 955, 1143, 1337, 1719, 1905, 2667, 2865, 4011, 4445, 5715, 6685, 8001, 8595, 12033, 13335, 20055, 24257, 40005, 60165, 72771, 121285, 169799, 218313, 363855, 509397, 848995, 1091565, 1528191, 2546985, 7640955]

約数ペア:

[(1, 7640955), (3, 2546985), (5, 1528191), (7, 1091565), (9, 848995), (15, 509397), (21, 363855), (35, 218313), (45, 169799), (63, 121285), (105, 72771), (127, 60165), (191, 40005), (315, 24257), (381, 20055), (573, 13335), (635, 12033), (889, 8595), (955, 8001), (1143, 6685), (1337, 5715), (1719, 4445), (1905, 4011), (2667, 2865)]