28537101

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^2$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 45464796

約数和(自身を除く): 16927695

約数列:

[1, 3, 9, 17, 37, 51, 71, 111, 153, 213, 333, 629, 639, 1207, 1887, 2627, 3621, 5041, 5661, 7881, 10863, 15123, 23643, 44659, 45369, 85697, 133977, 186517, 257091, 401931, 559551, 771273, 1678653, 3170789, 9512367, 28537101]

約数ペア:

[(1, 28537101), (3, 9512367), (9, 3170789), (17, 1678653), (37, 771273), (51, 559551), (71, 401931), (111, 257091), (153, 186517), (213, 133977), (333, 85697), (629, 45369), (639, 44659), (1207, 23643), (1887, 15123), (2627, 10863), (3621, 7881), (5041, 5661)]