81371976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21059}}^1$

素因数の和:21098

約数の個数: 64

約数和(自身を含む): 242611200

約数和(自身を除く): 161239224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 21059, 42118, 63177, 84236, 126354, 147413, 168472, 252708, 294826, 442239, 484357, 505416, 589652, 884478, 968714, 1179304, 1453071, 1768956, 1937428, 2906142, 3390499, 3537912, 3874856, 5812284, 6780998, 10171497, 11624568, 13561996, 20342994, 27123992, 40685988, 81371976]

約数ペア:

[(1, 81371976), (2, 40685988), (3, 27123992), (4, 20342994), (6, 13561996), (7, 11624568), (8, 10171497), (12, 6780998), (14, 5812284), (21, 3874856), (23, 3537912), (24, 3390499), (28, 2906142), (42, 1937428), (46, 1768956), (56, 1453071), (69, 1179304), (84, 968714), (92, 884478), (138, 589652), (161, 505416), (168, 484357), (184, 442239), (276, 294826), (322, 252708), (483, 168472), (552, 147413), (644, 126354), (966, 84236), (1288, 63177), (1932, 42118), (3864, 21059)]