12978406

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 23708160

約数和(自身を除く): 10729754

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 503, 679, 1006, 1358, 1843, 3521, 3686, 7042, 9557, 12901, 19114, 25802, 48791, 66899, 97582, 133798, 341537, 683074, 927029, 1854058, 6489203, 12978406]

約数ペア:

[(1, 12978406), (2, 6489203), (7, 1854058), (14, 927029), (19, 683074), (38, 341537), (97, 133798), (133, 97582), (194, 66899), (266, 48791), (503, 25802), (679, 19114), (1006, 12901), (1358, 9557), (1843, 7042), (3521, 3686)]