128544444

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72871}}^1$

素因数の和:72895

約数の個数: 54

約数和(自身を含む): 377987064

約数和(自身を除く): 249442620

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, 72871, 145742, 218613, 291484, 437226, 510097, 655839, 874452, 1020194, 1311678, 1530291, 2040388, 2623356, 3060582, 3570679, 4590873, 6121164, 7141358, 9181746, 10712037, 14282716, 18363492, 21424074, 32136111, 42848148, 64272222, 128544444]

約数ペア:

[(1, 128544444), (2, 64272222), (3, 42848148), (4, 32136111), (6, 21424074), (7, 18363492), (9, 14282716), (12, 10712037), (14, 9181746), (18, 7141358), (21, 6121164), (28, 4590873), (36, 3570679), (42, 3060582), (49, 2623356), (63, 2040388), (84, 1530291), (98, 1311678), (126, 1020194), (147, 874452), (196, 655839), (252, 510097), (294, 437226), (441, 291484), (588, 218613), (882, 145742), (1764, 72871)]