87128328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{518621}}^1$

素因数の和:518637

約数の個数: 32

約数和(自身を含む): 248938560

約数和(自身を除く): 161810232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 518621, 1037242, 1555863, 2074484, 3111726, 3630347, 4148968, 6223452, 7260694, 10891041, 12446904, 14521388, 21782082, 29042776, 43564164, 87128328]

約数ペア:

[(1, 87128328), (2, 43564164), (3, 29042776), (4, 21782082), (6, 14521388), (7, 12446904), (8, 10891041), (12, 7260694), (14, 6223452), (21, 4148968), (24, 3630347), (28, 3111726), (42, 2074484), (56, 1555863), (84, 1037242), (168, 518621)]