42145785

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 82840320

約数和(自身を除く): 40694535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 101, 135, 165, 281, 297, 303, 495, 505, 843, 909, 1111, 1405, 1485, 1515, 2529, 2727, 3091, 3333, 4215, 4545, 5555, 7587, 9273, 9999, 12645, 13635, 15455, 16665, 27819, 28381, 29997, 37935, 46365, 49995, 83457, 85143, 139095, 141905, 149985, 255429, 312191, 417285, 425715, 766287, 936573, 1277145, 1560955, 2809719, 3831435, 4682865, 8429157, 14048595, 42145785]

約数ペア:

[(1, 42145785), (3, 14048595), (5, 8429157), (9, 4682865), (11, 3831435), (15, 2809719), (27, 1560955), (33, 1277145), (45, 936573), (55, 766287), (99, 425715), (101, 417285), (135, 312191), (165, 255429), (281, 149985), (297, 141905), (303, 139095), (495, 85143), (505, 83457), (843, 49995), (909, 46365), (1111, 37935), (1405, 29997), (1485, 28381), (1515, 27819), (2529, 16665), (2727, 15455), (3091, 13635), (3333, 12645), (4215, 9999), (4545, 9273), (5555, 7587)]