42821727

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 63403200

約数和(自身を除く): 20581473

約数列:

[1, 3, 13, 39, 73, 89, 169, 219, 267, 507, 949, 1157, 2197, 2847, 3471, 6497, 6591, 12337, 15041, 19491, 37011, 45123, 84461, 160381, 195533, 253383, 481143, 586599, 1097993, 3293979, 14273909, 42821727]

約数ペア:

[(1, 42821727), (3, 14273909), (13, 3293979), (39, 1097993), (73, 586599), (89, 481143), (169, 253383), (219, 195533), (267, 160381), (507, 84461), (949, 45123), (1157, 37011), (2197, 19491), (2847, 15041), (3471, 12337), (6497, 6591)]