28402164

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1789}}^1$

素因数の和:1819

約数の個数: 90

約数和(自身を含む): 86419410

約数和(自身を除く): 58017246

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 1789, 2268, 2646, 3578, 3969, 5292, 5367, 7156, 7938, 10734, 12523, 15876, 16101, 21468, 25046, 32202, 37569, 48303, 50092, 64404, 75138, 87661, 96606, 112707, 144909, 150276, 175322, 193212, 225414, 262983, 289818, 338121, 350644, 450828, 525966, 579636, 676242, 788949, 1014363, 1051932, 1352484, 1577898, 2028726, 2366847, 3155796, 4057452, 4733694, 7100541, 9467388, 14201082, 28402164]

約数ペア:

[(1, 28402164), (2, 14201082), (3, 9467388), (4, 7100541), (6, 4733694), (7, 4057452), (9, 3155796), (12, 2366847), (14, 2028726), (18, 1577898), (21, 1352484), (27, 1051932), (28, 1014363), (36, 788949), (42, 676242), (49, 579636), (54, 525966), (63, 450828), (81, 350644), (84, 338121), (98, 289818), (108, 262983), (126, 225414), (147, 193212), (162, 175322), (189, 150276), (196, 144909), (252, 112707), (294, 96606), (324, 87661), (378, 75138), (441, 64404), (567, 50092), (588, 48303), (756, 37569), (882, 32202), (1134, 25046), (1323, 21468), (1764, 16101), (1789, 15876), (2268, 12523), (2646, 10734), (3578, 7938), (3969, 7156), (5292, 5367)]