678989962

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13211

約数の個数: 48

約数和(自身を含む): 1295025408

約数和(自身を除く): 616035446

約数列:

[1, 2, 7, 14, 17, 31, 34, 49, 62, 98, 119, 217, 238, 434, 527, 833, 1054, 1519, 1666, 3038, 3689, 7378, 13147, 25823, 26294, 51646, 92029, 184058, 223499, 407557, 446998, 644203, 815114, 1288406, 1564493, 2852899, 3128986, 5705798, 6928469, 10951451, 13856938, 19970293, 21902902, 39940586, 48499283, 96998566, 339494981, 678989962]

約数ペア:

[(1, 678989962), (2, 339494981), (7, 96998566), (14, 48499283), (17, 39940586), (31, 21902902), (34, 19970293), (49, 13856938), (62, 10951451), (98, 6928469), (119, 5705798), (217, 3128986), (238, 2852899), (434, 1564493), (527, 1288406), (833, 815114), (1054, 644203), (1519, 446998), (1666, 407557), (3038, 223499), (3689, 184058), (7378, 92029), (13147, 51646), (25823, 26294)]