428435199

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 680490720

約数和(自身を除く): 252055521

約数列:

[1, 3, 9, 19, 41, 53, 57, 123, 159, 171, 369, 477, 779, 1007, 1153, 2173, 2337, 3021, 3459, 6519, 7011, 9063, 10377, 19557, 21907, 41287, 47273, 61109, 65721, 123861, 141819, 183327, 197163, 371583, 425457, 549981, 898187, 1161071, 2505469, 2694561, 3483213, 7516407, 8083683, 10449639, 22549221, 47603911, 142811733, 428435199]

約数ペア:

[(1, 428435199), (3, 142811733), (9, 47603911), (19, 22549221), (41, 10449639), (53, 8083683), (57, 7516407), (123, 3483213), (159, 2694561), (171, 2505469), (369, 1161071), (477, 898187), (779, 549981), (1007, 425457), (1153, 371583), (2173, 197163), (2337, 183327), (3021, 141819), (3459, 123861), (6519, 65721), (7011, 61109), (9063, 47273), (10377, 41287), (19557, 21907)]