28438473

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 45792000

約数和(自身を除く): 17353527

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 953, 1029, 1421, 2859, 4263, 6671, 9947, 20013, 27637, 29841, 46697, 82911, 140091, 193459, 326879, 580377, 980637, 1354213, 4062639, 9479491, 28438473]

約数ペア:

[(1, 28438473), (3, 9479491), (7, 4062639), (21, 1354213), (29, 980637), (49, 580377), (87, 326879), (147, 193459), (203, 140091), (343, 82911), (609, 46697), (953, 29841), (1029, 27637), (1421, 20013), (2859, 9947), (4263, 6671)]