81886922

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 143881920

約数和(自身を除く): 61994998

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 169, 247, 311, 338, 494, 533, 622, 779, 1066, 1558, 3211, 4043, 5909, 6422, 6929, 8086, 10127, 11818, 12751, 13858, 20254, 25502, 52559, 76817, 105118, 131651, 153634, 165763, 242269, 263302, 331526, 484538, 998621, 1997242, 2154919, 3149497, 4309838, 6298994, 40943461, 81886922]

約数ペア:

[(1, 81886922), (2, 40943461), (13, 6298994), (19, 4309838), (26, 3149497), (38, 2154919), (41, 1997242), (82, 998621), (169, 484538), (247, 331526), (311, 263302), (338, 242269), (494, 165763), (533, 153634), (622, 131651), (779, 105118), (1066, 76817), (1558, 52559), (3211, 25502), (4043, 20254), (5909, 13858), (6422, 12751), (6929, 11818), (8086, 10127)]