18228889107

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2293}}^1$

素因数の和:2426

約数の個数: 128

約数和(自身を含む): 33297868800

約数和(自身を除く): 15068979693

約数列:

[1, 3, 9, 11, 13, 27, 29, 33, 39, 71, 87, 99, 117, 143, 213, 261, 297, 319, 351, 377, 429, 639, 781, 783, 923, 957, 1131, 1287, 1917, 2059, 2293, 2343, 2769, 2871, 3393, 3861, 4147, 6177, 6879, 7029, 8307, 8613, 10153, 10179, 12441, 18531, 20637, 21087, 22649, 24921, 25223, 26767, 29809, 30459, 37323, 55593, 61911, 66497, 67947, 75669, 80301, 89427, 91377, 111969, 162803, 199491, 203841, 227007, 240903, 268281, 274131, 294437, 327899, 488409, 598473, 611523, 681021, 722709, 731467, 804843, 864461, 883311, 983697, 1465227, 1790833, 1795419, 2116439, 2194401, 2593383, 2649933, 2951091, 4395681, 4721287, 5372499, 6349317, 6583203, 7780149, 7949799, 8853273, 9509071, 14163861, 16117497, 19047951, 19749609, 23280829, 23340447, 28527213, 42491583, 48352491, 51934157, 57143853, 61376731, 69842487, 85581639, 127474749, 155802471, 184130193, 209527461, 256744917, 467407413, 552390579, 628582383, 675144041, 1402222239, 1657171737, 2025432123, 6076296369, 18228889107]

約数ペア:

[(1, 18228889107), (3, 6076296369), (9, 2025432123), (11, 1657171737), (13, 1402222239), (27, 675144041), (29, 628582383), (33, 552390579), (39, 467407413), (71, 256744917), (87, 209527461), (99, 184130193), (117, 155802471), (143, 127474749), (213, 85581639), (261, 69842487), (297, 61376731), (319, 57143853), (351, 51934157), (377, 48352491), (429, 42491583), (639, 28527213), (781, 23340447), (783, 23280829), (923, 19749609), (957, 19047951), (1131, 16117497), (1287, 14163861), (1917, 9509071), (2059, 8853273), (2293, 7949799), (2343, 7780149), (2769, 6583203), (2871, 6349317), (3393, 5372499), (3861, 4721287), (4147, 4395681), (6177, 2951091), (6879, 2649933), (7029, 2593383), (8307, 2194401), (8613, 2116439), (10153, 1795419), (10179, 1790833), (12441, 1465227), (18531, 983697), (20637, 883311), (21087, 864461), (22649, 804843), (24921, 731467), (25223, 722709), (26767, 681021), (29809, 611523), (30459, 598473), (37323, 488409), (55593, 327899), (61911, 294437), (66497, 274131), (67947, 268281), (75669, 240903), (80301, 227007), (89427, 203841), (91377, 199491), (111969, 162803)]