156721438881

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{150611}}^1$

素因数の和:150906

約数の個数: 48

約数和(自身を含む): 263149286400

約数和(自身を除く): 106427847519

約数列:

[1, 3, 7, 9, 21, 63, 83, 199, 249, 581, 597, 747, 1393, 1743, 1791, 4179, 5229, 12537, 16517, 49551, 115619, 148653, 150611, 346857, 451833, 1040571, 1054277, 1355499, 3162831, 9488493, 12500713, 29971589, 37502139, 87504991, 89914767, 112506417, 209801123, 262514973, 269744301, 629403369, 787544919, 1888210107, 2487641887, 7462925661, 17413493209, 22388776983, 52240479627, 156721438881]

約数ペア:

[(1, 156721438881), (3, 52240479627), (7, 22388776983), (9, 17413493209), (21, 7462925661), (63, 2487641887), (83, 1888210107), (199, 787544919), (249, 629403369), (581, 269744301), (597, 262514973), (747, 209801123), (1393, 112506417), (1743, 89914767), (1791, 87504991), (4179, 37502139), (5229, 29971589), (12537, 12500713), (16517, 9488493), (49551, 3162831), (115619, 1355499), (148653, 1054277), (150611, 1040571), (346857, 451833)]