28567784

素因数分解:

$2^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 36232216

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 343, 359, 392, 406, 686, 718, 812, 1372, 1421, 1436, 1624, 2513, 2744, 2842, 2872, 5026, 5684, 9947, 10052, 10411, 11368, 17591, 19894, 20104, 20822, 35182, 39788, 41644, 70364, 72877, 79576, 83288, 123137, 140728, 145754, 246274, 291508, 492548, 510139, 583016, 985096, 1020278, 2040556, 3570973, 4081112, 7141946, 14283892, 28567784]

約数ペア:

[(1, 28567784), (2, 14283892), (4, 7141946), (7, 4081112), (8, 3570973), (14, 2040556), (28, 1020278), (29, 985096), (49, 583016), (56, 510139), (58, 492548), (98, 291508), (116, 246274), (196, 145754), (203, 140728), (232, 123137), (343, 83288), (359, 79576), (392, 72877), (406, 70364), (686, 41644), (718, 39788), (812, 35182), (1372, 20822), (1421, 20104), (1436, 19894), (1624, 17591), (2513, 11368), (2744, 10411), (2842, 10052), (2872, 9947), (5026, 5684)]