285351409

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 363419136

約数和(自身を除く): 78067727

約数列:

[1, 7, 17, 23, 119, 137, 161, 391, 761, 959, 2329, 2737, 3151, 5327, 12937, 16303, 17503, 22057, 53567, 90559, 104257, 122521, 297551, 374969, 729799, 1772369, 2082857, 2397911, 12406583, 16785377, 40764487, 285351409]

約数ペア:

[(1, 285351409), (7, 40764487), (17, 16785377), (23, 12406583), (119, 2397911), (137, 2082857), (161, 1772369), (391, 729799), (761, 374969), (959, 297551), (2329, 122521), (2737, 104257), (3151, 90559), (5327, 53567), (12937, 22057), (16303, 17503)]