491190909

素因数分解:

$3^1\times {\mathrm{11}}^4\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 737480160

約数和(自身を除く): 246289251

約数列:

[1, 3, 11, 33, 53, 121, 159, 211, 363, 583, 633, 1331, 1749, 2321, 3993, 6413, 6963, 11183, 14641, 19239, 25531, 33549, 43923, 70543, 76593, 123013, 211629, 280841, 369039, 775973, 842523, 1353143, 2327919, 3089251, 4059429, 9267753, 14884573, 44653719, 163730303, 491190909]

約数ペア:

[(1, 491190909), (3, 163730303), (11, 44653719), (33, 14884573), (53, 9267753), (121, 4059429), (159, 3089251), (211, 2327919), (363, 1353143), (583, 842523), (633, 775973), (1331, 369039), (1749, 280841), (2321, 211629), (3993, 123013), (6413, 76593), (6963, 70543), (11183, 43923), (14641, 33549), (19239, 25531)]