28075446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1367}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 69997824

約数和(自身を除く): 41922378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1367, 1467, 2282, 2734, 2934, 3423, 4101, 6846, 8202, 9569, 10269, 12303, 19138, 20538, 24606, 28707, 57414, 86121, 172242, 222821, 445642, 668463, 1336926, 1559747, 2005389, 3119494, 4010778, 4679241, 9358482, 14037723, 28075446]

約数ペア:

[(1, 28075446), (2, 14037723), (3, 9358482), (6, 4679241), (7, 4010778), (9, 3119494), (14, 2005389), (18, 1559747), (21, 1336926), (42, 668463), (63, 445642), (126, 222821), (163, 172242), (326, 86121), (489, 57414), (978, 28707), (1141, 24606), (1367, 20538), (1467, 19138), (2282, 12303), (2734, 10269), (2934, 9569), (3423, 8202), (4101, 6846)]