28656852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{877}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 76702080

約数和(自身を除く): 48045228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 778, 877, 1167, 1556, 1754, 2334, 2631, 2723, 3508, 4668, 5262, 5446, 6139, 8169, 10524, 10892, 12278, 16338, 18417, 24556, 32676, 36834, 73668, 341153, 682306, 1023459, 1364612, 2046918, 2388071, 4093836, 4776142, 7164213, 9552284, 14328426, 28656852]

約数ペア:

[(1, 28656852), (2, 14328426), (3, 9552284), (4, 7164213), (6, 4776142), (7, 4093836), (12, 2388071), (14, 2046918), (21, 1364612), (28, 1023459), (42, 682306), (84, 341153), (389, 73668), (778, 36834), (877, 32676), (1167, 24556), (1556, 18417), (1754, 16338), (2334, 12278), (2631, 10892), (2723, 10524), (3508, 8169), (4668, 6139), (5262, 5446)]