149980257

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 258935040

約数和(自身を除く): 108954783

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 103, 203, 261, 309, 609, 721, 797, 927, 1827, 2163, 2391, 2987, 5579, 6489, 7173, 8961, 16737, 20909, 23113, 26883, 50211, 62727, 69339, 82091, 161791, 188181, 208017, 246273, 485373, 574637, 738819, 1456119, 1723911, 2380639, 5171733, 7141917, 16664473, 21425751, 49993419, 149980257]

約数ペア:

[(1, 149980257), (3, 49993419), (7, 21425751), (9, 16664473), (21, 7141917), (29, 5171733), (63, 2380639), (87, 1723911), (103, 1456119), (203, 738819), (261, 574637), (309, 485373), (609, 246273), (721, 208017), (797, 188181), (927, 161791), (1827, 82091), (2163, 69339), (2391, 62727), (2987, 50211), (5579, 26883), (6489, 23113), (7173, 20909), (8961, 16737)]