87757215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 174182400

約数和(自身を除く): 86425185

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 239, 269, 273, 455, 717, 807, 1195, 1345, 1365, 1673, 1883, 3107, 3497, 3585, 4035, 5019, 5649, 8365, 9321, 9415, 10491, 15535, 17485, 21749, 24479, 25095, 28245, 46605, 52455, 64291, 65247, 73437, 108745, 122395, 192873, 321455, 326235, 367185, 450037, 835783, 964365, 1350111, 2250185, 2507349, 4178915, 5850481, 6750555, 12536745, 17551443, 29252405, 87757215]

約数ペア:

[(1, 87757215), (3, 29252405), (5, 17551443), (7, 12536745), (13, 6750555), (15, 5850481), (21, 4178915), (35, 2507349), (39, 2250185), (65, 1350111), (91, 964365), (105, 835783), (195, 450037), (239, 367185), (269, 326235), (273, 321455), (455, 192873), (717, 122395), (807, 108745), (1195, 73437), (1345, 65247), (1365, 64291), (1673, 52455), (1883, 46605), (3107, 28245), (3497, 25095), (3585, 24479), (4035, 21749), (5019, 17485), (5649, 15535), (8365, 10491), (9321, 9415)]