49821219

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 85992192

約数和(自身を除く): 36170973

約数列:

[1, 3, 7, 9, 21, 43, 53, 63, 129, 159, 301, 347, 371, 387, 477, 903, 1041, 1113, 2279, 2429, 2709, 3123, 3339, 6837, 7287, 14921, 15953, 18391, 20511, 21861, 44763, 47859, 55173, 104447, 128737, 134289, 143577, 165519, 313341, 386211, 790813, 940023, 1158633, 2372439, 5535691, 7117317, 16607073, 49821219]

約数ペア:

[(1, 49821219), (3, 16607073), (7, 7117317), (9, 5535691), (21, 2372439), (43, 1158633), (53, 940023), (63, 790813), (129, 386211), (159, 313341), (301, 165519), (347, 143577), (371, 134289), (387, 128737), (477, 104447), (903, 55173), (1041, 47859), (1113, 44763), (2279, 21861), (2429, 20511), (2709, 18391), (3123, 15953), (3339, 14921), (6837, 7287)]