1397262.00000000

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 123561600

約数和(自身を除く): 50349279

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 343, 421, 507, 637, 1029, 1183, 1263, 1911, 2947, 3549, 4459, 5473, 8281, 8841, 13377, 16419, 20629, 24843, 38311, 57967, 61887, 71149, 114933, 144403, 173901, 213447, 268177, 433209, 498043, 804531, 1494129, 1877239, 3486301, 5631717, 10458903, 24404107, 73212321]

約数ペア:

[(1, 73212321), (3, 24404107), (7, 10458903), (13, 5631717), (21, 3486301), (39, 1877239), (49, 1494129), (91, 804531), (147, 498043), (169, 433209), (273, 268177), (343, 213447), (421, 173901), (507, 144403), (637, 114933), (1029, 71149), (1183, 61887), (1263, 57967), (1911, 38311), (2947, 24843), (3549, 20629), (4459, 16419), (5473, 13377), (8281, 8841)]