213425355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 429649920

約数和(自身を除く): 216224565

約数列:

[1, 3, 5, 11, 13, 15, 29, 33, 39, 47, 55, 65, 73, 87, 141, 143, 145, 165, 195, 219, 235, 319, 365, 377, 429, 435, 517, 611, 705, 715, 803, 949, 957, 1095, 1131, 1363, 1551, 1595, 1833, 1885, 2117, 2145, 2409, 2585, 2847, 3055, 3431, 4015, 4089, 4147, 4745, 4785, 5655, 6351, 6721, 6815, 7755, 9165, 10293, 10439, 10585, 12045, 12441, 14235, 14993, 17155, 17719, 20163, 20445, 20735, 23287, 27521, 31317, 31755, 33605, 37741, 44603, 44979, 51465, 52195, 53157, 62205, 69861, 74965, 82563, 88595, 99499, 100815, 113223, 116435, 133809, 137605, 156585, 188705, 194909, 223015, 224895, 265785, 298497, 302731, 349305, 412815, 490633, 497495, 566115, 584727, 669045, 908193, 974545, 1094489, 1293487, 1471899, 1492485, 1513655, 2453165, 2923635, 3283467, 3880461, 4540965, 5472445, 6467435, 7359495, 14228357, 16417335, 19402305, 42685071, 71141785, 213425355]

約数ペア:

[(1, 213425355), (3, 71141785), (5, 42685071), (11, 19402305), (13, 16417335), (15, 14228357), (29, 7359495), (33, 6467435), (39, 5472445), (47, 4540965), (55, 3880461), (65, 3283467), (73, 2923635), (87, 2453165), (141, 1513655), (143, 1492485), (145, 1471899), (165, 1293487), (195, 1094489), (219, 974545), (235, 908193), (319, 669045), (365, 584727), (377, 566115), (429, 497495), (435, 490633), (517, 412815), (611, 349305), (705, 302731), (715, 298497), (803, 265785), (949, 224895), (957, 223015), (1095, 194909), (1131, 188705), (1363, 156585), (1551, 137605), (1595, 133809), (1833, 116435), (1885, 113223), (2117, 100815), (2145, 99499), (2409, 88595), (2585, 82563), (2847, 74965), (3055, 69861), (3431, 62205), (4015, 53157), (4089, 52195), (4147, 51465), (4745, 44979), (4785, 44603), (5655, 37741), (6351, 33605), (6721, 31755), (6815, 31317), (7755, 27521), (9165, 23287), (10293, 20735), (10439, 20445), (10585, 20163), (12045, 17719), (12441, 17155), (14235, 14993)]