664228908

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{376547}}^1$

素因数の和:376571

約数の個数: 54

約数和(自身を含む): 1953154476

約数和(自身を除く): 1288925568

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 376547, 753094, 1129641, 1506188, 2259282, 2635829, 3388923, 4518564, 5271658, 6777846, 7907487, 10543316, 13555692, 15814974, 18450803, 23722461, 31629948, 36901606, 47444922, 55352409, 73803212, 94889844, 110704818, 166057227, 221409636, 332114454, 664228908]

約数ペア:

[(1, 664228908), (2, 332114454), (3, 221409636), (4, 166057227), (6, 110704818), (7, 94889844), (9, 73803212), (12, 55352409), (14, 47444922), (18, 36901606), (21, 31629948), (28, 23722461), (36, 18450803), (42, 15814974), (49, 13555692), (63, 10543316), (84, 7907487), (98, 6777846), (126, 5271658), (147, 4518564), (196, 3388923), (252, 2635829), (294, 2259282), (441, 1506188), (588, 1129641), (882, 753094), (1764, 376547)]