51445779

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 89612544

約数和(自身を除く): 38166765

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 421, 483, 529, 759, 1263, 1587, 1771, 2947, 3703, 4631, 5313, 5819, 8841, 9683, 11109, 13893, 17457, 29049, 32417, 40733, 67781, 97251, 106513, 122199, 203343, 222709, 319539, 668127, 745591, 1558963, 2236773, 2449799, 4676889, 7349397, 17148593, 51445779]

約数ペア:

[(1, 51445779), (3, 17148593), (7, 7349397), (11, 4676889), (21, 2449799), (23, 2236773), (33, 1558963), (69, 745591), (77, 668127), (161, 319539), (231, 222709), (253, 203343), (421, 122199), (483, 106513), (529, 97251), (759, 67781), (1263, 40733), (1587, 32417), (1771, 29049), (2947, 17457), (3703, 13893), (4631, 11109), (5313, 9683), (5819, 8841)]