1891337217

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1901}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 3242833920

約数和(自身を除く): 1351496703

約数列:

[1, 3, 7, 11, 21, 33, 59, 73, 77, 177, 219, 231, 413, 511, 649, 803, 1239, 1533, 1901, 1947, 2409, 4307, 4543, 5621, 5703, 12921, 13307, 13629, 16863, 20911, 30149, 39921, 47377, 62733, 90447, 112159, 138773, 142131, 146377, 331639, 336477, 416319, 439131, 785113, 971411, 994917, 1233749, 1526503, 2355339, 2914233, 3701247, 4579509, 8187607, 8636243, 10685521, 24562821, 25908729, 32056563, 57313249, 90063677, 171939747, 270191031, 630445739, 1891337217]

約数ペア:

[(1, 1891337217), (3, 630445739), (7, 270191031), (11, 171939747), (21, 90063677), (33, 57313249), (59, 32056563), (73, 25908729), (77, 24562821), (177, 10685521), (219, 8636243), (231, 8187607), (413, 4579509), (511, 3701247), (649, 2914233), (803, 2355339), (1239, 1526503), (1533, 1233749), (1901, 994917), (1947, 971411), (2409, 785113), (4307, 439131), (4543, 416319), (5621, 336477), (5703, 331639), (12921, 146377), (13307, 142131), (13629, 138773), (16863, 112159), (20911, 90447), (30149, 62733), (39921, 47377)]