428269821

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1\times {\mathrm{1621}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 682641408

約数和(自身を除く): 254371587

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 547, 1621, 1641, 3829, 4863, 11347, 11487, 12581, 34041, 37283, 37743, 88067, 111849, 260981, 264201, 782943, 886687, 2660061, 6206809, 18620427, 20393801, 61181403, 142756607, 428269821]

約数ペア:

[(1, 428269821), (3, 142756607), (7, 61181403), (21, 20393801), (23, 18620427), (69, 6206809), (161, 2660061), (483, 886687), (547, 782943), (1621, 264201), (1641, 260981), (3829, 111849), (4863, 88067), (11347, 37743), (11487, 37283), (12581, 34041)]