16125516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 45549504

約数和(自身を除く): 29423988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 947, 1419, 1548, 1892, 1894, 2838, 2841, 3788, 4257, 5676, 5682, 8514, 8523, 10417, 11364, 17028, 17046, 20834, 31251, 34092, 40721, 41668, 62502, 81442, 93753, 122163, 125004, 162884, 187506, 244326, 366489, 375012, 447931, 488652, 732978, 895862, 1343793, 1465956, 1791724, 2687586, 4031379, 5375172, 8062758, 16125516]

約数ペア:

[(1, 16125516), (2, 8062758), (3, 5375172), (4, 4031379), (6, 2687586), (9, 1791724), (11, 1465956), (12, 1343793), (18, 895862), (22, 732978), (33, 488652), (36, 447931), (43, 375012), (44, 366489), (66, 244326), (86, 187506), (99, 162884), (129, 125004), (132, 122163), (172, 93753), (198, 81442), (258, 62502), (387, 41668), (396, 40721), (473, 34092), (516, 31251), (774, 20834), (946, 17046), (947, 17028), (1419, 11364), (1548, 10417), (1892, 8523), (1894, 8514), (2838, 5682), (2841, 5676), (3788, 4257)]