128724372

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72973}}^1$

素因数の和:72997

約数の個数: 54

約数和(自身を含む): 378516138

約数和(自身を除く): 249791766

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, 72973, 145946, 218919, 291892, 437838, 510811, 656757, 875676, 1021622, 1313514, 1532433, 2043244, 2627028, 3064866, 3575677, 4597299, 6129732, 7151354, 9194598, 10727031, 14302708, 18389196, 21454062, 32181093, 42908124, 64362186, 128724372]

約数ペア:

[(1, 128724372), (2, 64362186), (3, 42908124), (4, 32181093), (6, 21454062), (7, 18389196), (9, 14302708), (12, 10727031), (14, 9194598), (18, 7151354), (21, 6129732), (28, 4597299), (36, 3575677), (42, 3064866), (49, 2627028), (63, 2043244), (84, 1532433), (98, 1313514), (126, 1021622), (147, 875676), (196, 656757), (252, 510811), (294, 437838), (441, 291892), (588, 218919), (882, 145946), (1764, 72973)]