354213145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 525305088

約数和(自身を除く): 171091943

約数列:

[1, 5, 11, 13, 41, 43, 55, 65, 143, 205, 215, 281, 451, 473, 533, 559, 715, 1405, 1763, 2255, 2365, 2665, 2795, 3091, 3653, 5863, 6149, 8815, 11521, 12083, 15455, 18265, 19393, 22919, 29315, 30745, 40183, 57605, 60415, 96965, 114595, 126731, 132913, 149773, 157079, 200915, 252109, 495403, 633655, 664565, 748865, 785395, 1260545, 1647503, 1727869, 2477015, 5449433, 6440239, 8237515, 8639345, 27247165, 32201195, 70842629, 354213145]

約数ペア:

[(1, 354213145), (5, 70842629), (11, 32201195), (13, 27247165), (41, 8639345), (43, 8237515), (55, 6440239), (65, 5449433), (143, 2477015), (205, 1727869), (215, 1647503), (281, 1260545), (451, 785395), (473, 748865), (533, 664565), (559, 633655), (715, 495403), (1405, 252109), (1763, 200915), (2255, 157079), (2365, 149773), (2665, 132913), (2795, 126731), (3091, 114595), (3653, 96965), (5863, 60415), (6149, 57605), (8815, 40183), (11521, 30745), (12083, 29315), (15455, 22919), (18265, 19393)]