812978258

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 1273708800

約数和(自身を除く): 460730542

約数列:

[1, 2, 41, 71, 82, 142, 311, 449, 622, 898, 2911, 5822, 12751, 18409, 22081, 25502, 31879, 36818, 44162, 63758, 139639, 279278, 905321, 1307039, 1810642, 2614078, 5725199, 9914369, 11450398, 19828738, 406489129, 812978258]

約数ペア:

[(1, 812978258), (2, 406489129), (41, 19828738), (71, 11450398), (82, 9914369), (142, 5725199), (311, 2614078), (449, 1810642), (622, 1307039), (898, 905321), (2911, 279278), (5822, 139639), (12751, 63758), (18409, 44162), (22081, 36818), (25502, 31879)]