31390547331

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2411}}^1$

素因数の和:2569

約数の個数: 96

約数和(自身を含む): 51737978880

約数和(自身を除く): 20347431549

約数列:

[1, 3, 11, 13, 31, 33, 39, 89, 93, 121, 143, 267, 341, 363, 403, 429, 979, 1023, 1157, 1209, 1573, 2411, 2759, 2937, 3471, 3751, 4433, 4719, 7233, 8277, 10769, 11253, 12727, 13299, 26521, 30349, 31343, 32307, 35867, 38181, 48763, 74741, 79563, 91047, 94029, 107601, 139997, 146289, 214579, 224223, 291731, 333839, 344773, 394537, 419991, 643737, 822151, 875193, 971633, 1001517, 1034319, 1183611, 2360369, 2466453, 2789527, 2914899, 3792503, 4339907, 6651949, 7081107, 8368581, 9043661, 10687963, 11377509, 13019721, 19955847, 25964059, 27130983, 30684797, 32063889, 73171439, 77892177, 86475337, 92054391, 117567593, 219514317, 259426011, 337532767, 352702779, 804885829, 951228707, 1012598301, 2414657487, 2853686121, 10463515777, 31390547331]

約数ペア:

[(1, 31390547331), (3, 10463515777), (11, 2853686121), (13, 2414657487), (31, 1012598301), (33, 951228707), (39, 804885829), (89, 352702779), (93, 337532767), (121, 259426011), (143, 219514317), (267, 117567593), (341, 92054391), (363, 86475337), (403, 77892177), (429, 73171439), (979, 32063889), (1023, 30684797), (1157, 27130983), (1209, 25964059), (1573, 19955847), (2411, 13019721), (2759, 11377509), (2937, 10687963), (3471, 9043661), (3751, 8368581), (4433, 7081107), (4719, 6651949), (7233, 4339907), (8277, 3792503), (10769, 2914899), (11253, 2789527), (12727, 2466453), (13299, 2360369), (26521, 1183611), (30349, 1034319), (31343, 1001517), (32307, 971633), (35867, 875193), (38181, 822151), (48763, 643737), (74741, 419991), (79563, 394537), (91047, 344773), (94029, 333839), (107601, 291731), (139997, 224223), (146289, 214579)]