71278428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 188225856

約数和(自身を除く): 116947428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 53, 74, 78, 106, 111, 148, 156, 159, 212, 222, 233, 318, 444, 466, 481, 636, 689, 699, 932, 962, 1378, 1398, 1443, 1924, 1961, 2067, 2756, 2796, 2886, 3029, 3922, 4134, 5772, 5883, 6058, 7844, 8268, 8621, 9087, 11766, 12116, 12349, 17242, 18174, 23532, 24698, 25493, 25863, 34484, 36348, 37047, 49396, 50986, 51726, 74094, 76479, 101972, 103452, 112073, 148188, 152958, 160537, 224146, 305916, 321074, 336219, 448292, 456913, 481611, 642148, 672438, 913826, 963222, 1344876, 1370739, 1827652, 1926444, 2741478, 5482956, 5939869, 11879738, 17819607, 23759476, 35639214, 71278428]

約数ペア:

[(1, 71278428), (2, 35639214), (3, 23759476), (4, 17819607), (6, 11879738), (12, 5939869), (13, 5482956), (26, 2741478), (37, 1926444), (39, 1827652), (52, 1370739), (53, 1344876), (74, 963222), (78, 913826), (106, 672438), (111, 642148), (148, 481611), (156, 456913), (159, 448292), (212, 336219), (222, 321074), (233, 305916), (318, 224146), (444, 160537), (466, 152958), (481, 148188), (636, 112073), (689, 103452), (699, 101972), (932, 76479), (962, 74094), (1378, 51726), (1398, 50986), (1443, 49396), (1924, 37047), (1961, 36348), (2067, 34484), (2756, 25863), (2796, 25493), (2886, 24698), (3029, 23532), (3922, 18174), (4134, 17242), (5772, 12349), (5883, 12116), (6058, 11766), (7844, 9087), (8268, 8621)]