28461741

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 49846272

約数和(自身を除く): 21384531

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 231, 253, 363, 483, 487, 759, 847, 1461, 1771, 2541, 2783, 3409, 5313, 5357, 8349, 10227, 11201, 16071, 19481, 33603, 37499, 58443, 58927, 78407, 112497, 123211, 176781, 235221, 369633, 412489, 862477, 1237467, 1355321, 2587431, 4065963, 9487247, 28461741]

約数ペア:

[(1, 28461741), (3, 9487247), (7, 4065963), (11, 2587431), (21, 1355321), (23, 1237467), (33, 862477), (69, 412489), (77, 369633), (121, 235221), (161, 176781), (231, 123211), (253, 112497), (363, 78407), (483, 58927), (487, 58443), (759, 37499), (847, 33603), (1461, 19481), (1771, 16071), (2541, 11201), (2783, 10227), (3409, 8349), (5313, 5357)]